Samsung Galaxy S21 FE vs Vivo iQOO 15 Ultra
The Samsung Galaxy S21 FE (2022) runs on the Qualcomm Snapdragon 888, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $699 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 29/100 (a 55-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 4500); the main camera is 12 MP vs 50 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 753,345); the Samsung Galaxy S21 FE is noticeably lighter (177g vs 227g).
Samsung Galaxy S21 FE
Vivo iQOO 15 Ultra
- Lighter: 177g vs 227g
- Cheaper: $699 vs $799
- Better design/ergonomics (78/100 vs 16/100)
- Better value for money (62/100 vs 55/100)
- Higher AnTuTu: 4602290 vs 753345
- Better Geekbench Single: 3640 vs 1488
- Better Geekbench Multi: 11033 vs 3373
- Bigger battery: 7400 vs 4500 mAh
- Faster charging: 120W vs 25W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 144Hz vs 120Hz
- Faster wireless charging: 50W vs 15W
- Higher performance (97/100 vs 6/100)
- Better camera (74/100 vs 17/100)
- Longer battery life (86/100 vs 27/100)
Comparing the Samsung Galaxy S21 FE vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 55 points higher (84/100 vs 29/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 6/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 17/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 27/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S21 FE (97/100 vs 6/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S21 FE (74/100 vs 17/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S21 FE (86/100 vs 27/100). In the "design" category, the Samsung Galaxy S21 FE significantly outperforms the Vivo iQOO 15 Ultra (78/100 vs 16/100). In the "value for money" category, the Samsung Galaxy S21 FE is a bit better (62/100 vs 55/100).
| Specification | Samsung Galaxy S21 FE | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 753345 | 4602290 | |
| Geekbench Single | 1488 | 3640 | |
| Geekbench Multi | 3373 | 11033 | |
| Display | 6.4" Dynamic AMOLED 2X | 6.8" LTPO AMOLED | |
| Resolution | 2340x1080 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 4500 mAh | 7400 mAh | |
| Charging | 25W | 120W | |
| Wireless charging | 15W | 50W | |
| Main camera | 12 MP | 50 MP | |
| Ultrawide | 12 MP | 50 MP | |
| Telephoto | 8 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 12 | Android 16 | |
| Brightness (peak) | — | 8000 nits | |
| NFC | — | yes | |
| Protection | — | IP68 | |
| Dimensions | — | 163.7×76.8×8.7 mm | |
| Weight | 177 g | 227 g | |
| Price | $699 | $799 |
Samsung Galaxy S21 FE
- Main: 12MP f/1.8
- Ultrawide: 12MP
- Telephoto: 8MP
- Front: 32MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy S21 FE
- 6.4" Dynamic AMOLED 2X
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Samsung Galaxy S21 FE
- 4500 mAh
- Wired: 25W
- Wireless: 15W
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Samsung Galaxy S21 FE and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Samsung Galaxy S21 FE by 83.6% in our overall performance rating.
Price difference: $100. Samsung Galaxy S21 FE is cheaper by $100.
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S21 FE (97/100 vs 6/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S21 FE (74/100 vs 17/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S21 FE (86/100 vs 27/100).
design
In the "design" category, the Samsung Galaxy S21 FE significantly outperforms the Vivo iQOO 15 Ultra (78/100 vs 16/100).
value for money
In the "value for money" category, the Samsung Galaxy S21 FE is a bit better (62/100 vs 55/100).
Which is better: the Samsung Galaxy S21 FE or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy S21 FE by 55 points (84/100 vs 29/100).
What is the rating of the Samsung Galaxy S21 FE and the Vivo iQOO 15 Ultra?
The Samsung Galaxy S21 FE has a MobileRank rating of 29/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Samsung Galaxy S21 FE or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 17/100).
Which is more powerful: the Samsung Galaxy S21 FE or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 6/100).
Should you choose the Samsung Galaxy S21 FE over the Vivo iQOO 15 Ultra?
The Samsung Galaxy S21 FE is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.