Redmi K20 Pro Premium vs Vivo iQOO 15 Ultra
The Redmi K20 Pro Premium (2019) runs on the Qualcomm Snapdragon 855+, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 50/100 (a 39-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 4000); the main camera is 48 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 859,084); the Redmi K20 Pro Premium is noticeably lighter (191g vs 227g).
Profile comparison
Category scores
Redmi K20 Pro Premium
Vivo iQOO 15 Ultra
What makes Redmi K20 Pro Premium better?
- Lighter: 191g vs 227g
- Better portability (56/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 859084
- Better Geekbench Single: 3639 vs 1031
- Better Geekbench Multi: 11047 vs 2864
- Bigger battery: 7400 vs 4000 mAh
- Faster charging: 120W vs 27W
- Better main camera: 50MP vs 48MP
- Higher performance (99/100 vs 55/100)
- Better camera (78/100 vs 41/100)
- Longer battery life (92/100 vs 24/100)
- Better display (99/100 vs 83/100)
Comparison verdict
Comparing the Redmi K20 Pro Premium vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 39 points higher (89/100 vs 50/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 55/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 41/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 24/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro Premium (99/100 vs 55/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K20 Pro Premium (99/100 vs 83/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro Premium (78/100 vs 41/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro Premium (92/100 vs 24/100). In the "portability" category, the Redmi K20 Pro Premium notably outperforms the Vivo iQOO 15 Ultra (56/100 vs 35/100).
Specs comparison
| Specification | Redmi K20 Pro Premium | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 859084 | 4602290 | |
| Geekbench Single | 1031 | 3639 | |
| Geekbench Multi | 2864 | 11047 | |
| Display | 6.4" Super AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2340 | 1440x3168 | |
| Refresh rate | — | 144 Hz | |
| Battery | 4000 mAh | 7400 mAh | |
| Charging | 27W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 13 MP | 50 MP | |
| Telephoto | 8 MP | 50 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 10; MIUI 11 | Android 16 | |
| Brightness (peak) | — | 8000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 156.7×74.3×8.8 mm | 163.7×76.8×8.7 mm | |
| Weight | 191 g | 227 g | |
| Launch price | — | $799 |
Camera comparison
Redmi K20 Pro Premium
- Main: 48MP f/1.8
- Ultrawide: 13MP
- Telephoto: 8MP
- Front: 20MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Redmi K20 Pro Premium
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Redmi K20 Pro Premium
- 4000 mAh
- Wired: 27W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
We compared Redmi K20 Pro Premium and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Redmi K20 Pro Premium by 81.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K20 Pro Premium
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro Premium (99/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Redmi K20 Pro Premium (99/100 vs 83/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro Premium (78/100 vs 41/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro Premium (92/100 vs 24/100).
portability
In the "portability" category, the Redmi K20 Pro Premium notably outperforms the Vivo iQOO 15 Ultra (56/100 vs 35/100).
Frequently asked questions
Which is better: the Redmi K20 Pro Premium or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Redmi K20 Pro Premium by 39 points (89/100 vs 50/100).
What is the rating of the Redmi K20 Pro Premium and the Vivo iQOO 15 Ultra?
The Redmi K20 Pro Premium has a MobileRank rating of 50/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Redmi K20 Pro Premium or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 41/100).
Which is more powerful: the Redmi K20 Pro Premium or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 55/100).
Should you choose the Redmi K20 Pro Premium over the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.