The Amana RCS10TS and the Sharp R-21LTF are evenly matched, rated 3.3 and 3.3. The Amana RCS10TS leads on capacity and programmability. The Sharp R-21LTF wins on warranty. The Sharp R-21LTF costs $86 less ($540 vs $626).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
A 1,000 W, 1.2 cu ft programmable commercial microwave for cafes, server stations and moderate restaurant use. It stands out for 100 stored programs and a cavity big enough for a 14 in platter.
Amazon $626A 1,000 W, 1.0 cu ft programmable commercial microwave for cafes and server stations. It adds 20 programs, 11 power levels and a two-year parts and labor warranty to the R-21L design.
Amazon $540Each factor is scored 0-100 against the same fixed reference points for every under 1,200 W commercial microwave; a clear win is highlighted. How we rank explains each one.
| Factor weight | Amana RCS10TS | Sharp R-21LTF |
|---|---|---|
| Overall rating | 3.3/5 | 3.3/5 |
| Power 25% | 8 1,000 W output | 8 1,000 W output |
| Capacity 15% | 100 1.2 cu ft cavity | 71 1 cu ft cavity |
| Programmability 25% | 88 100 programs, 4 stages, 5 power levels | 72 20 programs, 3 stages, 11 power levels |
| Duty rating 15% | 50 maker rates it medium duty | 50 maker rates it medium duty |
| Warranty 20% | 30 1-year parts and labor, 3 years on the magnetron | 65 2-year parts and labor, 3 years on the magnetron |
| Amana RCS10TS | Sharp R-21LTF | |
|---|---|---|
| Cooking | ||
| Output power | 1,000 W | 1,000 W |
| Duty rating | Medium | Medium |
| Energy feed | Top | - |
| Cavity | ||
| Capacity | 1.2 cu ft | 1 cu ft |
| Inside dimensions | 14.5 x 15 x 8.5 in (W x D x H) | 13.9 x 14.6 x 8.1 in (W x D x H) |
| Largest pan | 14 in platter | - |
| Interior | Stainless steel | Stainless steel |
| Controls | ||
| Controls | Touch | Touch |
| Stored programs | 100 | 20 |
| Memory pads | 10 | - |
| Cooking stages | 4 | 3 |
| Power levels | 5 | 11 |
| Longest timer | 60 min | - |
| Braille keypad | Yes | Yes |
| Door handle | Grab handle | Trigger handle |
| Electrical | ||
| Voltage | 120 V | 120 V |
| Plug | NEMA 5-15 | NEMA 5-15 |
| Input power | 1,500 W | 1,600 W |
| Current draw | - | 14 A |
| Build | ||
| Outside dimensions | 22 x 19 x 13.9 in (W x D x H) | 20.5 x 16 x 12.1 in (W x D x H) |
| Weight | 41 lb | 37 lb |
| Stackable | Yes | - |
| Certifications | UL, ETL, NSF, CSA | - |
| Parts and labor warranty | 1 year | 2 years |
| Magnetron warranty | 3 years | 3 years |
