Find The Best 21 Inch Lawn Mower Reviews & Comparison

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Buying a 21 Inch Lawn Mower seems like an easy job, but not everytime. There are hundreds of 21 Inch Lawn Mower available on the market from various producers, which is enough to confuse you. They are so similar in terms of performance, quality, longevity, and overall user experience that choosing a final buying decision may be tough. All you need at that point is a comprehensive buying guide to help you find the ideal 21 Inch Lawn Mower for your needs.

In this article, we will go over a few important points to consider about before buying a 21 Inch Lawn Mower. You can call it a proper review guideline for you which will cover pros and cons of your desired product including its sustainability, affordability, functions, and also practical benefits. There will also be a solid comparison of a few related products. As a result, you’ll be able to quickly select the best option for your needs. Let’s take a look at what’s going on inside.

Best 21 Inch Lawn Mower : Top 10 Picks

Last update on 2023-11-11 at 04:34 / Affiliate links / Images from Amazon Product Advertising API


10 Best 21 Inch Lawn Mower Reviews According To Experts

We tried to find the top ten 21 Inch Lawn Mower from thousands of different products in this section. This list will make you feel easy to get your desired 21 Inch Lawn Mower within a few minutes. We emphasized their usefulness, performance, durability, outlook, affordability, and previous user experiences. We are confident that this list of the top 10 21 Inch Lawn Mower will help you find the one that best fits your needs.

SaleBestseller No. 1
YARDMAX 21 in. 170cc 2-in-1 Gas Walk Behind Push Lawn Mower with High Rear Wheels
  • Single-lever deck adjustment for quickly setting your mow height
  • MAXFlow Deck Technology – volute spiral deck design for better airflow and mulching
  • Heavy-duty, 16-gauge stamped steel deck
  • Durable, one-piece seamless steel deck reduces vibration
  • Seven cutting heights from 1.25″ to 3.75″
Bestseller No. 2
Sun Joe 24V-X2-21LM 48-Volt 21-Inch 1100-Watt Max Brushless Cordless Lawn Mower, 7-Position Mowing Height Adjustment w/Rear Collection Bag
  • [POWERFUL]: 1100-watt brushless input and 900 W brushless output motor runs cooler and lasts longer than traditional brush motors
  • [LIGHTWEIGHT]: Lightweight at under 54 lbs with easy-glide wheels for maximum mobility in the yard + garden
  • [MOWING WIDTH]: 20-inch mowing width
  • [HEIGHT-ADJUSTMENT]: 7-position manual height-adjustment lever: 1.2-inch to 3.5-inches
  • [COLLECTION BAG]: 13.2 gallon grass collection bag prevents littering your lawn with clippings
Bestseller No. 3
SENIX LSPG-M3 21-Inch Gas Push Lawn Mower with 125 cc 4-Cycle Briggs & Stratton Engine, Mulching and Side Discharge, 6-Position Dual Lever Height Adjustment
  • EFFICIENT LAWN MOWING: The SENIX 21-inch gas push mower features a steel deck with a 21-inch cutting width, providing a large cutting area with high durability for small to medium size yards; The fold-down handle allows for easy storage and space-saving
  • EASY-TO-START QUIET ENGINE: Briggs & Stratton 125 cc 4-cycle E450 engine with Prime n Pull start delivers the power to tackle your job; The 4-stroke engine is eco-friendly with low emissions, low fuel consumption, no mixing of oil and gas, and low noise
  • VERSATILE CUTTING CAPABILITY: The 2-in-1 durable steel deck allows you to mulch or side discharge; The ergonomic handle maximizes user comfort during use
  • HEIGHT ADJUSTMENT AND MANEUVERABILITY: The 6-position dual-lever height adjustment lets you adjust from 1.25-inches to 3.75-inches to meet the needs and conditions of your lawn; The durable 8-inch wheels are designed for easy maneuvering
  • WHAT'S INCLUDED: The SENIX push lawn mower comes with engine oil for your convenience; Is it backed by our 2-year limited warranty, so you can purchase with confidence
Bestseller No. 4
BILT HARD 21 Inch Lawn Mower Gas Powered, 4-Cycle 170cc Engine, 3-in-1 Walk-Behind Push Lawnmower with Bagging, Mulching & Side Discharge, Adjustable 10-Positions Cutting Height
  • Powerful Engine - Featuring a robust 170cc 4-stroke OHV engine that delivers 6.5 ft.lb of torque, this gas powered lawn mower ensures efficient and reliable performance every time.
  • Efficient & Versatile Mowing - Our 21-inch lawn mower features 3-in-1 steel deck with mulching, side discharge and rear bagging and provides an extensive mowing path for efficiency. This versatile mower is designed to cater to all your lawn maintenance needs, ensuring a well-manicured garden every time.
  • Adjustable Cutting Height - Offering a single lever four-wheel synchronized height adjustment from 1.2" to 3.75", this lawn mower lets you customize the mowing height to perfectly match your lawn requirements.
  • Comfortable Mowing Experience - Equipped with 8" rear and 7" front double ball-bearing wheels for smooth and effortless movement, as well as a comfortable foam-wrapped angled grip that eliminates hand fatigue, making your lawn maintenance a breeze.
  • Warranty - We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. If there are any quality issues with the product, please contact us directly. Our support team is on standby for YOU.
Bestseller No. 5
Snapper XD 82V MAX Electric Cordless 21-Inch Lawnmower Kit with (2) 2.0 Batteries & (1) Rapid Charger, 1687884, SXDWM82K (Renewed)
  • Up to 45 minutes run time with the Briggs & Stratton 82V lithium ion 2.0Ah battery Kit comes with 2 each of the 2Ah lithium ion battery. Charge Time (min):2 Ah: 13 (50%), 30 (100%) 4Ah: 25 (50%), 60 (100%). Run Time (min):Up to 45 minutes (with each full 2Ah battery charge)
  • 21 inches Steel mowing deck with 3 in 1 design mulch, bag or side discharge grass clippings easily
  • Smart, efficient load sensing technology power adjusts to meet the demands of the cutting blades
  • Push button start and a single lever, 7 position height of cut adjustment
  • Large 1.6 bushel bagger; Motor: Brushless, 1200 watts
Bestseller No. 6
EGO Power+ LM2101 21-Inch 56-Volt Lithium-ion Cordless Lawn Mower 5.0Ah Battery and Rapid Charger Included
  • Up to 45 minutes of run time on single charge with the recommended 56V 5.0 Ah ARC Lithium battery
  • 6-position cutting height adjustments: 1.5"- 4"
  • 3-in-1 function: Mulching, bagging, side discharge
  • Quick and easy push-button start
  • 21" deck
Bestseller No. 7
Makita XML10CM1 36V (18V X2) LXT® 21" Lawn Mower Kit with 4 Batteries (4.0Ah)
  • No gas, emissions, oil mixing or pull starts with reduced maintenance and low noise levels
  • Powerful motor delivers 3,000 RPM for faster cutting
  • Delivers up to 40 minutes of run time with four LXT 4.0Ah batteries
  • Ergonomic plastic deck weighs less for reduced required push force and easier transport
  • Single lever quickly adjusts cutting height (1-1/4” – 4”)
Bestseller No. 8
PowerSmart 21 in. 170cc RWD Self Propelled Gas Lawn Mower, 3-in-1 Single-Speed Large Rear Wheel Walk-Behind Lawn Mower (DB8621AS)
  • More Power: 170cc OHV 4-stroke engine deliver unbeatable power for better cutting effect. Equipped with recoil starter and auto choke, for easy starting.
  • Self-Propelled Mower: Rear-wheel drive provides more traction for slope, suits all terrain, mows quickly with less effort for yard up to 1/2 acre.
  • Durable Cutting Deck: 21" all-steel deck and specialized blade to deliver a clean, even cut. Deck allows you to mulch, helping put nutrients back in the soil for a healthier lawn.
  • 3-in-1 Capabilities: mulching, side-discharge, rear-discharge with bagger, 3 in 1 to meet the different cutting needs of different mowing seasons.
  • Adjustable Cutting Height: The single-lever height adjustment has 6 positions from 1.5" to 3.9", suitable for all kinds of grasses.
Bestseller No. 9
Greenworks 40V 21" Brushless Cordless (Smart Pace / Self-Propelled) Lawn Mower (75+ Compatible Tools), (2) 4.0Ah Batteries and Charger Included
  • CORDLESS LAWN MOWER – Get more done, faster, with Greenworks electric lawn mowers. This 40V self-propelled lawn mower provides to 70 minutes of run-time on (2) fully charged 4.0Ah batteries (varies based on grass condition and operator technique).Front Wheels : 8 Inches. Rear Wheels : Rear Wheels : 10 Inches
  • DURABLE 21” STEEL DECK – The 21” steel deck allows you to handle large areas of grass quickly and easily. Brushless motor provides more torque, quiet operation, and a longer life.
  • SMART PACE – The smart pace self-propelled system automatically & smoothly adjusts to your walking speed. Dual battery ports with automatic switchover for longer, uninterrupted run-times. When one battery depletes, it auto switches to the second battery.
  • VERSATILE – Single lever, 7-position height adjustment for the best cut in all environments. The 3-in-1 design allows you to mulch, side discharge, and rear bag grass clippings.
  • MAINTENANCE FREE – This self-propelled lawn mower is virtually maintenance free, with no gas, no oil, and no emissions. Push button start, quiet operation, and delivers gas-like performance. Use up to 70% less space in your garage with vertical storage.
SaleBestseller No. 10
Greenworks 80V 21" Brushless Cordless (Push) Lawn Mower (75+ Compatible Tools), 4.0Ah Battery and 60 Minute Rapid Charger Included
  • Up to 60 minutes run-time with fully charged 4.0Ah battery. Run-time varies based on grass condition and operator technique.
  • Highly efficient brushless motor provides more torque, quiet operation, and longer life.
  • Durable 21" cutting deck gets the job done quicker and more efficiently.
  • 3-In-1 system: mulch, rear bagging, and side discharge.
  • Single lever 7-position height adjustment for the best cut in all grass conditions.

Last update on 2023-11-11 at 04:34 / Affiliate links / Images from Amazon Product Advertising API




Things To Consider When Buying 21 Inch Lawn Mower

It is impossible to ascertain everything about anything as a human being. It is impossible to be an expert in every field. In that case, going through a proper buying guide can save us from being fool after purchasing a 21 Inch Lawn Mower just because of not knowing properly earlier.

You do not have to be an expert on that specific product in order to purchase it. Just focus on a few key points that we’ll go over later. Taking these simple considerations into account may make your shopping experience more pleasant and straightforward. Let’s get started.

Understand what you require.

The very first thing to discover is your needs or requirements. If you are not properly informed of your demands, there is a big chance that you will purchase the incorrect things at the wrong time and waste a significant amount of money. So, first and foremost, we recommend that you carefully consider your requirements when searching for a 21 Inch Lawn Mower. Simply make a short list of your requirements. This simple task will lead you to simplifying your purchasing process. Then you will be able to know your prioroties which is the most important thing.

Budget vs Pricing

Before you decide to buy anything, one of the most important issue to think about is budget. Your desired product can be asked any amount of price by it’s seller and producer. That depends on different expences like raw material purchasing, manufacturing, transportation, operational costs and their brand value playes a huge role there. You need to be prepared to spent the higher amount of money if you demand for the higher quality in your product. Budget is so important for this cause. This is almost a universal truth and your 21 Inch Lawn Mower also fall into it.

There is a popular proverb in our society, “Cut your coat, according to your cloth”. First of all, you can find out those products on the internet which you actually want. Look carefully their features and prices. With your deep observation, make a proper comparison among them and select one that you need. Now make a question inward your mind that you are really financially capable enough to purchase that specific 21 Inch Lawn Mower or not? If the answer is yes, then go for it. You may think about the second best option if your answer is no.

Select the Best Brand

Because of our emotional attachments, we are frequently predisposed toward certain brands. This practice yields positive results at times and negative results at other times. However, there is no way to argue with the concept of relying on well-known brands. Because having enough cash in your pocket makes making decisions half as easy. But one thing remains, if you are not 100% sure that your brand of choice makes the best product that you are seeking for. So you have to be very carefull when you are choosing any product if it is the right product from right brand.

People are divided into two groups. One is fully reliant on a single brand, while the other seems unconcerned. All he requires is the appropriate goods for the price he is paying. May be we are not aware of the category that you belong to.However, there are a few pointers that may be useful to both of you when it comes to selecting the correct brand for the right product.


  • Make sure in this case that you are well-versed in the brand.

  • What people are saying about this brand.

  • What is the average rating for that brand’s specific product?

  • Contrast the features with those of competitors.

  • Does these features meet your necessities?


Analyze the Features Section.

Whether you buy it online or offline, the first thing you should check is while buying is the features of 21 Inch Lawn Mower. This is the best way to know about a product and get a clear concept. You will be able to understand, that product will match with your requirements or not.

The features section also helps us in swiftly identifying the differences with others. Then, using the features, you can compare it to similar products. If you do so, it will be much easier to reach to the final decision because you will be able to understand about the quality here.

Consider the benefits and drawbacks.

Every item has its own set of advantages and pitfalls. It is our job to thoroughly inspect them before purchasing them. So, stay cool, and find out the drawbacks which you demanded from that 21 Inch Lawn Mower. Maybe some other manufacturer made the perfect one for you. Just don’t be too lazy to compare your options to theirs before making your final decision.

Pros and Cons sections can be found on most websites. Take your time reading that part. For asking more you can contact them via email or phone.

Quality and performance

Color, Style, Performance, Materials, and, most importantly, Durability are all factors that contribute to quality. When you are buying anything, be carefull to check those quality related issues. We think you are actually paying the money for this. Do you think this 21 Inch Lawn Mower is worthy enough against the investment you did? It completely depends on the quality that you are going to experience.

Know About Warranty and Return Policies

A lot of manufacturers are making products. A good amount of them are maintaining high quality as well. To make us known about those products, they make also creative advertisements. Everything is fine. But then arrives the matter of Warranty and After Sales Service. For many, it’s really a big deal and it is quite able to make a big difference.

Don’t forget to check the facts like warranty, guarantee, and obviously the return policy if there any. Nobody can claim that nothing will happen, no matter what the quality of that product is. Nothing lasts forever. But a minimum return of value you can expect from the 21 Inch Lawn Mower you are going to pay for. So, be careful about checking policies. You may get some companies who are so clever that they try to make people puzzled with their obscure and mystical policies. In that case, don’t hesitate to contact with their representative and ask about what you want to know.

Checking FAQs and Customer Reviews makes your job easier.

If you want to save your time precisely, then checking FAQ anwers and customer reviews can be utile for you. There are few common questions people asked before and they are answered as well is called the Frequently Asked Questions or FAQ. On the other hand, you will get a real life experience through the customer reviews in which they share their sotries about the product.

If you want to get a clear idea of both, checking out those two things are must. You may find there such informations which might not come in your mind to ask if you didn’t go through. You will be able to decide whether this 21 Inch Lawn Mower will come handy or not without any hesitaton.

Final Thought

One last word, don’t forget to consider the price you are paying for the 21 Inch Lawn Mower is logical enough against the value it is providing to you. Have you been able to gratified with that? Can you be able to fullfill your demands with that? That’s the thing that should get the most importance we guess.

Hope you have enojoyed this whole article which was actually a buying guide that will lead you to buy the best 21 Inch Lawn Mower. All the efforts we put here will get success when you will find this even a little bit of useful for you. At the end of the day, your satisfaction matters most to us.

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