Redmi 12 4G vs Redmi K90
The Redmi 12 4G (2023) runs on the MediaTek Helio G88, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 38/100 (a 38-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 365,001).
Profile comparison
Category scores
Redmi 12 4G
Redmi K90
What makes Redmi 12 4G better?
- Lighter: 198g vs 206g
- Better portability (58/100 vs 55/100)
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 365001
- Better Geekbench Single: 3013 vs 430
- Better Geekbench Multi: 9287 vs 1375
- Bigger battery: 7100 vs 5000 mAh
- Faster charging: 100W vs 18W
- Higher performance (91/100 vs 29/100)
- Better camera (58/100 vs 33/100)
- Longer battery life (72/100 vs 43/100)
- Better display (82/100 vs 57/100)
Comparison verdict
Comparing the Redmi 12 4G vs the Redmi K90, the Redmi K90 scores 38 points higher (76/100 vs 38/100). In the "performance" category, the Redmi K90 leads (91/100 vs 29/100). In the "camera" category, the Redmi K90 leads (58/100 vs 33/100). In the "battery" category, the Redmi K90 leads (72/100 vs 43/100). In the "performance" category, the Redmi K90 significantly outperforms the Redmi 12 4G (91/100 vs 29/100). In the "display" category, the Redmi K90 notably outperforms the Redmi 12 4G (82/100 vs 57/100). In the "camera" category, the Redmi K90 notably outperforms the Redmi 12 4G (58/100 vs 33/100). In the "battery" category, the Redmi K90 notably outperforms the Redmi 12 4G (72/100 vs 43/100). In the "portability" category, the Redmi 12 4G and the Redmi K90 are nearly equal (58/100 vs 55/100).
Specs comparison
| Specification | Redmi 12 4G | Redmi K90 | |
|---|---|---|---|
| Processor | MediaTek Helio G88 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 365001 | 3077585 | |
| Geekbench Single | 430 | 3013 | |
| Geekbench Multi | 1375 | 9287 | |
| Display | 6.8" IPS LCD | 6.6" AMOLED | |
| Resolution | 1080x2460 | 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 | 8 MP | 20 MP | |
| RAM | 2GB / 4GB / 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 13, MIUI 14 | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP53 | IP68 | |
| Dimensions | 168.6×76.3×8.2 mm | 157.5×75.3×8.0 mm | |
| Weight | 198 g | 206 g | |
| Launch price | — | $401 |
Camera comparison
Redmi 12 4G
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 8MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Redmi 12 4G
- 6.8" IPS LCD
- Resolution: 1080x2460
- Refresh rate: —
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
Redmi 12 4G
- 5000 mAh
- Wired: 18W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Redmi 12 4G and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Redmi 12 4G by 88.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi 12 4G
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Redmi 12 4G (91/100 vs 29/100).
display
In the "display" category, the Redmi K90 notably outperforms the Redmi 12 4G (82/100 vs 57/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Redmi 12 4G (58/100 vs 33/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Redmi 12 4G (72/100 vs 43/100).
portability
In the "portability" category, the Redmi 12 4G and the Redmi K90 are nearly equal (58/100 vs 55/100).
Frequently asked questions
Which is better: the Redmi 12 4G or the Redmi K90?
The Redmi K90 significantly outperforms the Redmi 12 4G by 38 points (76/100 vs 38/100).
What is the rating of the Redmi 12 4G and the Redmi K90?
The Redmi 12 4G has a MobileRank rating of 38/100, the Redmi K90 — 76/100.
Which has the better camera: the Redmi 12 4G or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 33/100).
Which is more powerful: the Redmi 12 4G or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 29/100).
Should you choose the Redmi 12 4G over the Redmi K90?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.