Motorola Moto G42 vs Redmi K90
The Motorola Moto G42 (2022) runs on the Qualcomm Snapdragon 680 4G, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 44/100 (a 32-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5000); the Redmi K90 is faster in AnTuTu (3,077,585 vs 424,216); the Motorola Moto G42 is noticeably lighter (175g vs 206g).
Profile comparison
Category scores
Motorola Moto G42
Redmi K90
What makes Motorola Moto G42 better?
- Lighter: 175g vs 206g
- Better display (84/100 vs 82/100)
- Better portability (74/100 vs 55/100)
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 424216
- Better Geekbench Single: 3013 vs 412
- Better Geekbench Multi: 9287 vs 1423
- Bigger battery: 7100 vs 5000 mAh
- Faster charging: 100W vs 18W
- Higher performance (91/100 vs 31/100)
- Better camera (58/100 vs 35/100)
- Longer battery life (72/100 vs 43/100)
Comparison verdict
Comparing the Motorola Moto G42 vs the Redmi K90, the Redmi K90 scores 32 points higher (76/100 vs 44/100). In the "performance" category, the Redmi K90 leads (91/100 vs 31/100). In the "camera" category, the Redmi K90 leads (58/100 vs 35/100). In the "battery" category, the Redmi K90 leads (72/100 vs 43/100). In the "performance" category, the Redmi K90 significantly outperforms the Motorola Moto G42 (91/100 vs 31/100). In the "display" category, the Motorola Moto G42 and the Redmi K90 are nearly equal (84/100 vs 82/100). In the "camera" category, the Redmi K90 notably outperforms the Motorola Moto G42 (58/100 vs 35/100). In the "battery" category, the Redmi K90 notably outperforms the Motorola Moto G42 (72/100 vs 43/100). In the "portability" category, the Motorola Moto G42 notably outperforms the Redmi K90 (74/100 vs 55/100).
Specs comparison
| Specification | Motorola Moto G42 | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 680 4G | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 424216 | 3077585 | |
| Geekbench Single | 412 | 3013 | |
| Geekbench Multi | 1423 | 9287 | |
| Display | 6.4" AMOLED | 6.6" AMOLED | |
| Resolution | 1080x2400 | 2510x1156 | |
| Refresh rate | — | 120 Hz | |
| Battery | 5000 mAh | 7100 mAh | |
| Charging | 18W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | Android 12 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 160.4×73.5×8.0 mm | 157.5×75.3×8.0 mm | |
| Weight | 175 g | 206 g | |
| Launch price | — | $401 |
Camera comparison
Motorola Moto G42
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Motorola Moto G42
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
Motorola Moto G42
- 5000 mAh
- Wired: 18W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Motorola Moto G42 and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Motorola Moto G42 by 86.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Motorola Moto G42
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Motorola Moto G42 (91/100 vs 31/100).
display
In the "display" category, the Motorola Moto G42 and the Redmi K90 are nearly equal (84/100 vs 82/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Motorola Moto G42 (58/100 vs 35/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Motorola Moto G42 (72/100 vs 43/100).
portability
In the "portability" category, the Motorola Moto G42 notably outperforms the Redmi K90 (74/100 vs 55/100).
Frequently asked questions
Which is better: the Motorola Moto G42 or the Redmi K90?
The Redmi K90 significantly outperforms the Motorola Moto G42 by 32 points (76/100 vs 44/100).
What is the rating of the Motorola Moto G42 and the Redmi K90?
The Motorola Moto G42 has a MobileRank rating of 44/100, the Redmi K90 — 76/100.
Which has the better camera: the Motorola Moto G42 or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 35/100).
Which is more powerful: the Motorola Moto G42 or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 31/100).
Should you choose the Motorola Moto G42 over the Redmi K90?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.