Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit vs Greenworks 80V 21" 4-in-1 Self-Propelled Mower (LM2108S)
Two of the cordless lawn mowers in our best cordless lawn mowers: greenworks & ryobi push and self-propelled comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit
Best for: The widest deck and biggest battery here
Check price at AmazonBest for: 8 Ah 80V battery rated for 3/4 acre
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit | Greenworks 80V 21" 4-in-1 Self-Propelled Mower (LM2108S) | Weight |
|---|---|---|---|
| Deck widthThe cutting-deck width in the maker's name or spec table. A wider deck cuts more grass per pass. | 30 in | 21 in | 25% |
| Kit battery energyBattery energy in watt-hours, computed as volts x amp-hours of the battery or batteries the maker says come in the kit (for example 40 V x 6 Ah x 2 = 480 Wh). Bigger batteries generally mean more work per charge from the same tool. | 800 Wh | 640 Wh | 20% |
| RuntimeThe maker's runtime claim with the batteries in the kit. Thick or wet grass and self-propel use shorten it. | 90 min | 80 min | 15% |
| Rated lawn sizeThe lawn size the maker says one charge (or the kit's batteries) handles, such as "up to 3/4 acre". | 1 acres | 0.75 acres | 15% |
| Cutting-height rangeComputed as the maker's highest cutting height minus its lowest. | 3 in | 2.62 in | 10% |
| Self-propelledYes when the mower drives its own wheels. That helps on slopes and with heavy decks. | Yes | Yes | 10% |
| Listed weightThe weight the maker lists. Makers don't always say whether it includes the battery, so treat small gaps as noise. | 117 lb | 89.1 lb | 5% |
| Kit battery | 80 V 10 Ah = 800 Wh (computed) | 80 V 8 Ah = 640 Wh (computed) | info |
| Cutting height | 1–4 in | 1.38–4 in | info |
| Cutting-height range | 3 in (computed: max minus min) | 2.62 in (computed: max minus min) | info |
| Mowing functions | Mulching, bagging and side discharge | Not listed | info |
| Rated lawn size | Not listed | Up to 3/4 acre (0.75 acres, computed) | info |
| YardPick score | 9.5/10 | 6.5/10 | 100% |
Where each one comes out ahead
Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit
Better published figure on: Deck width, Kit battery energy, Runtime, Rated lawn size, Cutting-height range.
What we like
- Top deck width in this comparison (30 in)
- Top kit battery energy in this comparison (800 Wh)
- Top runtime in this comparison (90 min)
- Top rated lawn size in this comparison (1 acres)
Watch out for
- Highest listed weight in this comparison (117 lb)
Greenworks 80V 21" 4-in-1 Self-Propelled Mower (LM2108S)
Better published figure on: Listed weight.
What we like
Watch out for
Verdict
On published specs, the Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit scores higher (9.5 vs 6.5). Specs don't capture sound character or feel, so weigh the pros and cons above too.
- Choose the Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit if this sounds like you: the widest deck and biggest battery here.
- Choose the Greenworks 80V 21" 4-in-1 Self-Propelled Mower (LM2108S) if this sounds like you: 8 Ah 80V battery rated for 3/4 acre.
- Ryobi 80V HP Brushless 30" Self-Propelled Multi-Blade Mower Kit: Ryobi: 80V HP 30" Self-Propelled Multi-Blade Mower Kit
- Greenworks 80V 21" 4-in-1 Self-Propelled Mower (LM2108S): Greenworks: 80V 21" 4-in-1 Self-Propelled Mower