Samsung Galaxy S21 Ultra vs Vivo iQOO Z7
The Samsung Galaxy S21 Ultra (2021) runs on the Samsung Exynos 2100, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Samsung Galaxy S21 Ultra leads — 37/100 vs 26/100 (a 11-point difference). Key differences: the Samsung Galaxy S21 Ultra has the bigger battery (5000 mAh vs 4500); the main camera is 108 MP vs 64 MP; the Vivo iQOO Z7 is noticeably lighter (173g vs 228g).
Samsung Galaxy S21 Ultra
Vivo iQOO Z7
- Bigger battery: 5000 vs 4500 mAh
- Better main camera: 108MP vs 64MP
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (10/100 vs 0/100)
- Better camera (55/100 vs 37/100)
- Longer battery life (40/100 vs 30/100)
- Better display (100/100 vs 50/100)
- Faster charging: 44W vs 25W
- Lighter: 173g vs 228g
- Better design/ergonomics (83/100 vs 15/100)
- Better value for money (55/100 vs 27/100)
Comparing the Samsung Galaxy S21 Ultra vs the Vivo iQOO Z7, the Samsung Galaxy S21 Ultra scores 11 points higher (37/100 vs 26/100). In the "performance" category, the Samsung Galaxy S21 Ultra leads (10/100 vs 0/100). In the "camera" category, the Samsung Galaxy S21 Ultra leads (55/100 vs 37/100). In the "battery" category, the Samsung Galaxy S21 Ultra leads (40/100 vs 30/100). In the "value for money" category, the Vivo iQOO Z7 leads (55/100 vs 27/100). In the "performance" category, the Samsung Galaxy S21 Ultra is a bit better (10/100 vs 0/100). In the "display" category, the Samsung Galaxy S21 Ultra significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100). In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Vivo iQOO Z7 (55/100 vs 37/100). In the "battery" category, the Samsung Galaxy S21 Ultra is a bit better (40/100 vs 30/100). In the "design" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy S21 Ultra (83/100 vs 15/100). In the "value for money" category, the Vivo iQOO Z7 notably outperforms the Samsung Galaxy S21 Ultra (55/100 vs 27/100).
| Specification | Samsung Galaxy S21 Ultra | Vivo iQOO Z7 | |
|---|---|---|---|
| Processor | Samsung Exynos 2100 | MediaTek Dimensity 920 | |
| AnTuTu | 1074182 | — | |
| Geekbench Single | 1435 | — | |
| Geekbench Multi | 3555 | — | |
| Display | 6.8" AMOLED | 6.4" AMOLED | |
| Resolution | 3200x1440 | 1080x2400 | |
| Refresh rate | 120 Hz | 90 Hz | |
| Battery | 5000 mAh | 4500 mAh | |
| Charging | 25W | 44W | |
| Wireless charging | 15W | 0W | |
| DXOMark (camera) | 117 | — | |
| Main camera | 108 MP | 64 MP | |
| Ultrawide | 12 MP | 0 MP | |
| Telephoto | 10 MP | 0 MP | |
| Front camera | 40 MP | 16 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 128GB / 256GB / 512GB | 128GB | |
| OS | Android 11 | Android 13, Funtouch 13 | |
| Brightness (peak) | — | 1300 nits | |
| NFC | — | no | |
| Protection | — | IP54 | |
| Dimensions | — | 158.9×73.5×7.8 mm | |
| Weight | 228 g | 173 g | |
| Price | $1199 | — |
Samsung Galaxy S21 Ultra
- Main: 108MP f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 40MP
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Samsung Galaxy S21 Ultra
- 6.8" AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Samsung Galaxy S21 Ultra
- 5000 mAh
- Wired: 25W
- Wireless: 15W
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Vivo iQOO Z7
Price unknownperformance
In the "performance" category, the Samsung Galaxy S21 Ultra is a bit better (10/100 vs 0/100).
display
In the "display" category, the Samsung Galaxy S21 Ultra significantly outperforms the Vivo iQOO Z7 (100/100 vs 50/100).
camera
In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Vivo iQOO Z7 (55/100 vs 37/100).
battery
In the "battery" category, the Samsung Galaxy S21 Ultra is a bit better (40/100 vs 30/100).
design
In the "design" category, the Vivo iQOO Z7 significantly outperforms the Samsung Galaxy S21 Ultra (83/100 vs 15/100).
value for money
In the "value for money" category, the Vivo iQOO Z7 notably outperforms the Samsung Galaxy S21 Ultra (55/100 vs 27/100).
Which is better: the Samsung Galaxy S21 Ultra or the Vivo iQOO Z7?
The Samsung Galaxy S21 Ultra is noticeably better than the Vivo iQOO Z7 — the overall rating gap is 11 points.
What is the rating of the Samsung Galaxy S21 Ultra and the Vivo iQOO Z7?
The Samsung Galaxy S21 Ultra has a MobileRank rating of 37/100, the Vivo iQOO Z7 — 26/100.
Which has the better camera: the Samsung Galaxy S21 Ultra or the Vivo iQOO Z7?
The Samsung Galaxy S21 Ultra leads on camera score (55/100 vs 37/100).
Which is more powerful: the Samsung Galaxy S21 Ultra or the Vivo iQOO Z7?
The Samsung Galaxy S21 Ultra leads on performance (10/100 vs 0/100).
Should you choose the Samsung Galaxy S21 Ultra over the Vivo iQOO Z7?
The Samsung Galaxy S21 Ultra is a better fit for everyday use. The Vivo iQOO Z7 is a better fit for everyday use.