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MicrowaveFit

COSTWAY B082VCK3RR vs GE PEM31SFSS

The COSTWAY B082VCK3RR is 100W more powerful (900W vs 800W), which means faster cooking and more even results. At 12 3/4" wide, the GE is 1 1/4" narrower than the COSTWAY — a meaningful difference in tight spaces. The COSTWAY adds sensor cooking that the GE lacks.

Bottom line

Choose the COSTWAY if you prioritise faster cooking and sensor cooking; go with the GE if a smaller footprint matters more to you.

⚠️ These models are in different size categories. You may want to compare within the same size for more relevant results.

COSTWAY B082VCK3RR
COSTWAY
B082VCK3RR
Small (Compact)
Wins 4 of 7
GE PEM31SFSS
GE
PEM31SFSS
Medium (Mid-Size)
Wins 3 of 7

Spec Comparison

Spec COSTWAY B082VCK3RR GE PEM31SFSS
Wattage
Higher wattage cooks faster and more evenly.
900W ✓ 800W
Capacity
Larger capacity fits bigger dishes.
0.90 cu ft 1.00 cu ft ✓
Width
Narrower fits tighter counter spaces.
14" 12 3/4" ✓
Height
Shorter clears low cabinet clearances.
11" ✓ 12 1/4"
Depth
Shallower fits narrow shelves and counters.
19 1/2" ✓ 24"
Turntable
Larger turntable fits bigger plates.
10" 10 5/8" ✓
Sensor Cooking
Auto-adjusts time based on steam — no guessing.
Yes ✓ No
Inverter
True variable power for better defrost and reheating.
No No
Convection No No
Air Fry No No
WiFi / Smart No No

✓ indicates the better value for that spec. Ties not marked.

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See the full spec sheet for each model: