Vivo iQOO 15R vs Vivo X300s
The Vivo iQOO 15R (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo X300s (2026) runs on the Dimensity 9500; launch prices were $450 and $723. By overall MobileRank rating, the Vivo X300s leads — 89/100 vs 73/100 (a 16-point difference). Key differences: the Vivo X300s has the bigger battery (7100 mAh vs 6500); the main camera is 50 MP vs 200 MP; the Vivo X300s is faster in AnTuTu (3,703,823 vs 2,817,788); the Vivo iQOO 15R is noticeably lighter (197g vs 217g).
Profile comparison
Category scores
Vivo iQOO 15R
Vivo X300s
What makes Vivo iQOO 15R better?
- Better Geekbench Single: 3639 vs 3293
- Better Geekbench Multi: 11047 vs 10243
- Faster charging: 120W vs 90W
- Lighter: 197g vs 217g
- Cheaper at launch: $450 vs $723
- Better portability (62/100 vs 42/100)
What makes Vivo X300s better?
- Higher AnTuTu: 3703823 vs 2817788
- Bigger battery: 7100 vs 6500 mAh
- Better main camera: 200MP vs 50MP
- Higher performance (95/100 vs 93/100)
- Better camera (94/100 vs 35/100)
- Longer battery life (83/100 vs 74/100)
Comparison verdict
Comparing the Vivo iQOO 15R vs the Vivo X300s, the Vivo X300s scores 16 points higher (89/100 vs 73/100). In the "camera" category, the Vivo X300s leads (94/100 vs 35/100). Value score: Vivo iQOO 15R — 70/100, Vivo X300s — 92/100; 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 X300s and the Vivo iQOO 15R are nearly equal (95/100 vs 93/100). In the "display" category, both devices are on the same level — 94/100. In the "camera" category, the Vivo X300s significantly outperforms the Vivo iQOO 15R (94/100 vs 35/100). In the "battery" category, the Vivo X300s is a bit better (83/100 vs 74/100). In the "portability" category, the Vivo iQOO 15R notably outperforms the Vivo X300s (62/100 vs 42/100).
Specs comparison
| Specification | Vivo iQOO 15R | Vivo X300s | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Dimensity 9500 | |
| AnTuTu | 2817788 | 3703823 | |
| Geekbench Single | 3639 | 3293 | |
| Geekbench Multi | 11047 | 10243 | |
| Display | 6.8" LTPO AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 2800x1260 | 2800x1260 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 6500 mAh | 7100 mAh | |
| Charging | 120W | 90W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 8GB / 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 / OriginOS 6 | |
| Brightness (peak) | 5000 nits | — | |
| NFC | yes | — | |
| Protection | IP68 | — | |
| Dimensions | 157.6×74.4×7.9 mm | — | |
| Weight | 197 g | 217 g | |
| Launch price | $450 | $723 |
Camera comparison
Vivo iQOO 15R
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo X300s
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Display comparison
Vivo iQOO 15R
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Vivo X300s
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 144 Hz
Battery and charging
Vivo iQOO 15R
- 6500 mAh
- Wired: 120W
- No wireless charging
Vivo X300s
- 7100 mAh
- Wired: 90W
- Wireless: 40W
Overall performance score
We compared Vivo iQOO 15R and Vivo X300s, covering their specs and all relevant benchmarks.
Vivo X300s leads Vivo iQOO 15R by 23.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $273. Vivo iQOO 15R was $273 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300s and the Vivo iQOO 15R are nearly equal (95/100 vs 93/100).
display
In the "display" category, both devices are on the same level — 94/100.
camera
In the "camera" category, the Vivo X300s significantly outperforms the Vivo iQOO 15R (94/100 vs 35/100).
battery
In the "battery" category, the Vivo X300s is a bit better (83/100 vs 74/100).
portability
In the "portability" category, the Vivo iQOO 15R notably outperforms the Vivo X300s (62/100 vs 42/100).
Frequently asked questions
Which is better: the Vivo iQOO 15R or the Vivo X300s?
The Vivo X300s is noticeably better than the Vivo iQOO 15R — the overall rating gap is 16 points.
What is the rating of the Vivo iQOO 15R and the Vivo X300s?
The Vivo iQOO 15R has a MobileRank rating of 73/100, the Vivo X300s — 89/100.
Which has the better camera: the Vivo iQOO 15R or the Vivo X300s?
The Vivo X300s leads on camera score (94/100 vs 35/100).
Should you choose the Vivo iQOO 15R over the Vivo X300s?
The Vivo iQOO 15R is a better fit for gamers and power users. The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.