Infinix Smart 8 Plus vs Redmi K90
The Infinix Smart 8 Plus (2024) runs on the MediaTek Helio G36, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 29/100 (a 47-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 6000); the Redmi K90 is faster in AnTuTu (3,088,357 vs 195,539); the Redmi K90 has NFC for contactless payments, the Infinix Smart 8 Plus doesn't; the Redmi K90 is thinner (8.0mm vs 9.0mm).
Infinix Smart 8 Plus
Redmi K90
- Lighter: 204g vs 206g
- Overall rating 29/100
- Higher AnTuTu: 3088357 vs 195539
- Better Geekbench Single: 3041 vs 189
- Better Geekbench Multi: 9494 vs 781
- Bigger battery: 7100 vs 6000 mAh
- Faster charging: 100W vs 18W
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (92/100 vs 11/100)
- Longer battery life (72/100 vs 51/100)
- Better display (82/100 vs 44/100)
- Better portability (55/100 vs 46/100)
Comparing the Infinix Smart 8 Plus vs the Redmi K90, the Redmi K90 scores 47 points higher (76/100 vs 29/100). In the "performance" category, the Redmi K90 leads (92/100 vs 11/100). In the "battery" category, the Redmi K90 leads (72/100 vs 51/100). In the "performance" category, the Redmi K90 significantly outperforms the Infinix Smart 8 Plus (92/100 vs 11/100). In the "display" category, the Redmi K90 significantly outperforms the Infinix Smart 8 Plus (82/100 vs 44/100). In the "battery" category, the Redmi K90 notably outperforms the Infinix Smart 8 Plus (72/100 vs 51/100). In the "portability" category, the Redmi K90 is a bit better (55/100 vs 46/100).
| Specification | Infinix Smart 8 Plus | Redmi K90 | |
|---|---|---|---|
| Processor | MediaTek Helio G36 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 195539 | 3088357 | |
| Geekbench Single | 189 | 3041 | |
| Geekbench Multi | 781 | 9494 | |
| Display | 6.6" IPS LCD | 6.6" AMOLED | |
| Resolution | 720x1612 | 2510x1156 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 6000 mAh | 7100 mAh | |
| Charging | 18W | 100W | |
| Main camera | — | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | Android 13 (Go edition), XOS 13 | Android 16 | |
| Brightness (peak) | 500 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 163.7×75.7×9.0 mm | 157.5×75.3×8.0 mm | |
| Weight | 204 g | 206 g | |
| Launch price | — | $401 |
Infinix Smart 8 Plus
- Main: —
- Front: 8MP
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Infinix Smart 8 Plus
- 6.6" IPS LCD
- Resolution: 720x1612
- Refresh rate: 90 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Infinix Smart 8 Plus
- 6000 mAh
- Wired: 18W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
We compared Infinix Smart 8 Plus and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Infinix Smart 8 Plus by 93.7% in our overall performance rating.
Infinix Smart 8 Plus
Price unknownperformance
In the "performance" category, the Redmi K90 significantly outperforms the Infinix Smart 8 Plus (92/100 vs 11/100).
display
In the "display" category, the Redmi K90 significantly outperforms the Infinix Smart 8 Plus (82/100 vs 44/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Infinix Smart 8 Plus (72/100 vs 51/100).
portability
In the "portability" category, the Redmi K90 is a bit better (55/100 vs 46/100).
Which is better: the Infinix Smart 8 Plus or the Redmi K90?
The Redmi K90 significantly outperforms the Infinix Smart 8 Plus by 47 points (76/100 vs 29/100).
What is the rating of the Infinix Smart 8 Plus and the Redmi K90?
The Infinix Smart 8 Plus has a MobileRank rating of 29/100, the Redmi K90 — 76/100.
Which is more powerful: the Infinix Smart 8 Plus or the Redmi K90?
The Redmi K90 leads on performance (92/100 vs 11/100).
Should you choose the Infinix Smart 8 Plus over the Redmi K90?
The Infinix Smart 8 Plus is a better fit for everyday use. The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.