Redmi K70 vs Vivo iQOO 15 Ultra
The Redmi K70 (2023) runs on the Qualcomm Snapdragon 8 Gen 2, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $320 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 64/100 (a 25-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 1,752,044); the Redmi K70 is noticeably lighter (209g vs 227g).
Redmi K70
Vivo iQOO 15 Ultra
- Lighter: 209g vs 227g
- Cheaper at launch: $320 vs $799
- Better portability (51/100 vs 35/100)
- Higher AnTuTu: 4602290 vs 1752044
- Better Geekbench Single: 3640 vs 2004
- Better Geekbench Multi: 11033 vs 5311
- Bigger battery: 7400 vs 5000 mAh
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 75/100)
- Better camera (78/100 vs 35/100)
- Longer battery life (92/100 vs 64/100)
- Better display (99/100 vs 90/100)
Comparing the Redmi K70 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 25 points higher (89/100 vs 64/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 75/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 64/100). Value score: Redmi K70 — 70/100, Vivo iQOO 15 Ultra — 90/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K70 (99/100 vs 75/100). In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 90/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K70 (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K70 (92/100 vs 64/100). In the "portability" category, the Redmi K70 notably outperforms the Vivo iQOO 15 Ultra (51/100 vs 35/100).
| Specification | Redmi K70 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 2 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1752044 | 4602290 | |
| Geekbench Single | 2004 | 3640 | |
| Geekbench Multi | 5311 | 11033 | |
| Display | 6.7" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 3200x1440 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5000 mAh | 7400 mAh | |
| Charging | 120W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB / 24GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 14 | Android 16 | |
| Brightness (peak) | 4000 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 160.9×75.0×8.2 mm | 163.7×76.8×8.7 mm | |
| Weight | 209 g | 227 g | |
| Launch price | $320 | $799 |
Redmi K70
- Main: 50MP f/1.6
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi K70
- 6.7" AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Redmi K70
- 5000 mAh
- Wired: 120W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Redmi K70 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Redmi K70 by 61.9% in our overall performance rating.
Launch price difference: $479. Redmi K70 was $479 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K70 (99/100 vs 75/100).
display
In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 90/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K70 (78/100 vs 35/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K70 (92/100 vs 64/100).
portability
In the "portability" category, the Redmi K70 notably outperforms the Vivo iQOO 15 Ultra (51/100 vs 35/100).
Which is better: the Redmi K70 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Redmi K70 by 25 points (89/100 vs 64/100).
What is the rating of the Redmi K70 and the Vivo iQOO 15 Ultra?
The Redmi K70 has a MobileRank rating of 64/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Redmi K70 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 35/100).
Which is more powerful: the Redmi K70 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 75/100).
Should you choose the Redmi K70 over the Vivo iQOO 15 Ultra?
The Redmi K70 is a better fit for active users. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.