Redmi K70 Ultra vs Vivo iQOO 15
The Redmi K70 Ultra (2024) runs on the MediaTek Dimensity 9300+, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $375 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 68/100 (a 18-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5500); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 2,384,849).
Profile comparison
Category scores
Redmi K70 Ultra
Vivo iQOO 15
What makes Redmi K70 Ultra better?
- Faster charging: 120W vs 100W
- Lighter: 213g vs 215g
- Cheaper at launch: $375 vs $599
- Overall rating 68/100
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 2384849
- Better Geekbench Single: 3013 vs 2249
- Better Geekbench Multi: 9287 vs 7352
- Bigger battery: 7000 vs 5500 mAh
- Higher performance (94/100 vs 83/100)
- Better camera (78/100 vs 37/100)
- Longer battery life (85/100 vs 70/100)
- Better display (99/100 vs 93/100)
- Better portability (48/100 vs 46/100)
Comparison verdict
Comparing the Redmi K70 Ultra vs the Vivo iQOO 15, the Vivo iQOO 15 scores 18 points higher (86/100 vs 68/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 83/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 37/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 70/100). Value score: Redmi K70 Ultra — 66/100, Vivo iQOO 15 — 86/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo iQOO 15 is a bit better (94/100 vs 83/100). In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 93/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Redmi K70 Ultra (78/100 vs 37/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Redmi K70 Ultra (85/100 vs 70/100). In the "portability" category, the Vivo iQOO 15 and the Redmi K70 Ultra are nearly equal (48/100 vs 46/100).
Specs comparison
| Specification | Redmi K70 Ultra | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9300+ | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 2384849 | 3758268 | |
| Geekbench Single | 2249 | 3013 | |
| Geekbench Multi | 7352 | 9287 | |
| Display | 6.7" OLED | 6.8" LTPO AMOLED | |
| Resolution | 1220x2712 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 5500 mAh | 7000 mAh | |
| Charging | 120W | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 12GB / 16GB / 24GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 14 | Android 16 | |
| Brightness (peak) | 4000 nits | 6000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 160.4×75.1×8.4 mm | 163.7×76.8×8.1 mm | |
| Weight | 213 g | 215 g | |
| Launch price | $375 | $599 |
Camera comparison
Redmi K70 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Redmi K70 Ultra
- 6.7" OLED
- Resolution: 1220x2712
- Refresh rate: 144 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Redmi K70 Ultra
- 5500 mAh
- Wired: 120W
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Redmi K70 Ultra and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Redmi K70 Ultra by 36.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $224. Redmi K70 Ultra was $224 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 is a bit better (94/100 vs 83/100).
display
In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 93/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Redmi K70 Ultra (78/100 vs 37/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Redmi K70 Ultra (85/100 vs 70/100).
portability
In the "portability" category, the Vivo iQOO 15 and the Redmi K70 Ultra are nearly equal (48/100 vs 46/100).
Frequently asked questions
Which is better: the Redmi K70 Ultra or the Vivo iQOO 15?
The Vivo iQOO 15 is noticeably better than the Redmi K70 Ultra — the overall rating gap is 18 points.
What is the rating of the Redmi K70 Ultra and the Vivo iQOO 15?
The Redmi K70 Ultra has a MobileRank rating of 68/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Redmi K70 Ultra or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 37/100).
Which is more powerful: the Redmi K70 Ultra or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 83/100).
Should you choose the Redmi K70 Ultra over the Vivo iQOO 15?
The Redmi K70 Ultra is a better fit for gamers and power users. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.