A 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.
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Every Sharp R-21L model we rank, smallest first. Ratings compare each against its own power class.
| Model | Output | Rating | Price |
|---|---|---|---|
| Sharp R-21LCFS | 1,000 W | 2.4/5 | $335 |
| Sharp R-21LVF | 1,000 W | 2.7/5 | $400 |
| Sharp R-21LTF (this one) | 1,000 W | 3.3/5 | $540 |
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its power class. How we rank explains each one.
| Model number | R-21LTF |
|---|---|
| Cooking | |
| Output power | 1,000 W |
| Duty rating | Medium |
| Cavity | |
| Capacity | 1 cu ft |
| Inside dimensions | 13.9 x 14.6 x 8.1 in (W x D x H) |
| Interior | Stainless steel |
| Controls | |
| Controls | Touch |
| Stored programs | 20 |
| Cooking stages | 3 |
| Power levels | 11 |
| Braille keypad | Yes |
| Door handle | Trigger handle |
| Electrical | |
| Voltage | 120 V |
| Plug | NEMA 5-15 |
| Input power | 1,600 W |
| Current draw | 14 A |
| Build | |
| Outside dimensions | 20.5 x 16 x 12.1 in (W x D x H) |
| Weight | 37 lb |
| Parts and labor warranty | 2 years |
| Magnetron warranty | 3 years |
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, 1.2 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 $500A 1,000 W, 0.9 cu ft programmable commercial microwave for cafes and server stations. It stores 100 settings with a Braille keypad, but carries only a one-year warranty.
Amazon $319Compare the Sharp R-21LTF with any other commercial microwave →
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