Vivo iQOO 15 Ultra vs vivo S2 FE
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the vivo S2 FE (2026) runs on the MediaTek Dimensity 7300e. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 56/100 (a 33-point difference). Key differences: the vivo S2 FE has the bigger battery (10000 mAh vs 7400); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 879,714); the Vivo iQOO 15 Ultra has NFC for contactless payments, the vivo S2 FE doesn't.
Profile comparison
Category scores
Vivo iQOO 15 Ultra
vivo S2 FE
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 879714
- Better Geekbench Single: 3639 vs 1011
- Better Geekbench Multi: 11047 vs 2813
- Faster charging: 120W vs 44W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 55/100)
- Better camera (78/100 vs 37/100)
- Longer battery life (92/100 vs 68/100)
- Better display (99/100 vs 84/100)
What makes vivo S2 FE better?
- Bigger battery: 10000 vs 7400 mAh
- Lighter: 224g vs 227g
- Better portability (39/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the vivo S2 FE, the Vivo iQOO 15 Ultra scores 33 points higher (89/100 vs 56/100). 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 37/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 68/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the vivo S2 FE (99/100 vs 55/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the vivo S2 FE (99/100 vs 84/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the vivo S2 FE (78/100 vs 37/100). In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the vivo S2 FE (92/100 vs 68/100). In the "portability" category, the vivo S2 FE and the Vivo iQOO 15 Ultra are nearly equal (39/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | vivo S2 FE | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 7300e | |
| AnTuTu | 4602290 | 879714 | |
| Geekbench Single | 3639 | 1011 | |
| Geekbench Multi | 11047 | 2813 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1440x3168 | 1260x2800 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7400 mAh | 10000 mAh | |
| Charging | 120W | 44W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB / 24GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 16, OriginOS 6 | |
| Brightness (peak) | 8000 nits | 2000 nits | |
| NFC | yes | no | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.7×76.8×8.7 mm | 163.9×76.5×8.6 mm | |
| Weight | 227 g | 224 g | |
| Launch price | $799 | — |
Camera comparison
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
vivo S2 FE
- Main: 50MP f/1.8
- Front: 32MP
Display comparison
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
vivo S2 FE
- 6.8" AMOLED
- Resolution: 1260x2800
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
vivo S2 FE
- 10000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 Ultra and vivo S2 FE, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads vivo S2 FE by 423.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
vivo S2 FE
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the vivo S2 FE (99/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the vivo S2 FE (99/100 vs 84/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the vivo S2 FE (78/100 vs 37/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the vivo S2 FE (92/100 vs 68/100).
portability
In the "portability" category, the vivo S2 FE and the Vivo iQOO 15 Ultra are nearly equal (39/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the vivo S2 FE?
The Vivo iQOO 15 Ultra significantly outperforms the vivo S2 FE by 33 points (89/100 vs 56/100).
What is the rating of the Vivo iQOO 15 Ultra and the vivo S2 FE?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the vivo S2 FE — 56/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the vivo S2 FE?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 37/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the vivo S2 FE?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 55/100).
Should you choose the Vivo iQOO 15 Ultra over the vivo S2 FE?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.