Redmi K70 Ultra vs Vivo X300 Ultra
The Redmi K70 Ultra (2024) runs on the MediaTek Dimensity 9300+, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $375 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 68/100 (a 23-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 5500); the main camera is 50 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 2,384,849); the Redmi K70 Ultra is noticeably lighter (213g vs 230g).
Profile comparison
Category scores
Redmi K70 Ultra
Vivo X300 Ultra
What makes Redmi K70 Ultra better?
- Faster charging: 120W vs 100W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 213g vs 230g
- Cheaper at launch: $375 vs $950
- Better display (93/100 vs 89/100)
- Better portability (46/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 2384849
- Better Geekbench Single: 3639 vs 2249
- Better Geekbench Multi: 11047 vs 7352
- Bigger battery: 7000 vs 5500 mAh
- Better main camera: 200MP vs 50MP
- Higher performance (99/100 vs 83/100)
- Better camera (96/100 vs 37/100)
- Longer battery life (85/100 vs 70/100)
Comparison verdict
Comparing the Redmi K70 Ultra vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 23 points higher (91/100 vs 68/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 83/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 37/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 70/100). Value score: Redmi K70 Ultra — 66/100, Vivo X300 Ultra — 94/100; 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 X300 Ultra notably outperforms the Redmi K70 Ultra (99/100 vs 83/100). In the "display" category, the Redmi K70 Ultra and the Vivo X300 Ultra are nearly equal (93/100 vs 89/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Redmi K70 Ultra (96/100 vs 37/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the Redmi K70 Ultra (85/100 vs 70/100). In the "portability" category, the Redmi K70 Ultra is a bit better (46/100 vs 39/100).
Specs comparison
| Specification | Redmi K70 Ultra | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9300+ | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2384849 | 4247433 | |
| Geekbench Single | 2249 | 3639 | |
| Geekbench Multi | 7352 | 11047 | |
| Display | 6.7" OLED | 6.8" LTPO OLED | |
| Resolution | 1220x2712 | 3168x1440 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5500 mAh | 7000 mAh | |
| Charging | 120W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 200 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 | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 160.4×75.1×8.4 mm | 163.0×76.8×8.2 mm | |
| Weight | 213 g | 230 g | |
| Launch price | $375 | $950 |
Camera comparison
Redmi K70 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Redmi K70 Ultra
- 6.7" OLED
- Resolution: 1220x2712
- Refresh rate: 144 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Redmi K70 Ultra
- 5500 mAh
- Wired: 120W
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Redmi K70 Ultra and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Redmi K70 Ultra by 43.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $575. Redmi K70 Ultra was $575 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra notably outperforms the Redmi K70 Ultra (99/100 vs 83/100).
display
In the "display" category, the Redmi K70 Ultra and the Vivo X300 Ultra are nearly equal (93/100 vs 89/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Redmi K70 Ultra (96/100 vs 37/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the Redmi K70 Ultra (85/100 vs 70/100).
portability
In the "portability" category, the Redmi K70 Ultra is a bit better (46/100 vs 39/100).
Frequently asked questions
Which is better: the Redmi K70 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Redmi K70 Ultra by 23 points (91/100 vs 68/100).
What is the rating of the Redmi K70 Ultra and the Vivo X300 Ultra?
The Redmi K70 Ultra has a MobileRank rating of 68/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Redmi K70 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 37/100).
Which is more powerful: the Redmi K70 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 83/100).
Should you choose the Redmi K70 Ultra over the Vivo X300 Ultra?
The Redmi K70 Ultra is a better fit for gamers and power users. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.