Samsung Galaxy A40 vs Vivo iQOO 15
The Samsung Galaxy A40 (2019) runs on the Samsung Exynos 7904, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $250 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 25/100 (a 61-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 3100); the main camera is 16 MP vs 50 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 257,901); the Samsung Galaxy A40 is noticeably lighter (140g vs 215g).
Profile comparison
Category scores
Samsung Galaxy A40
Vivo iQOO 15
What makes Samsung Galaxy A40 better?
- Lighter: 140g vs 215g
- Cheaper at launch: $250 vs $599
- Better portability (84/100 vs 48/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 257901
- Better Geekbench Single: 3013 vs 330
- Better Geekbench Multi: 9287 vs 975
- Bigger battery: 7000 vs 3100 mAh
- Better main camera: 50MP vs 16MP
- Higher refresh rate: 144Hz vs 60Hz
- Higher performance (94/100 vs 19/100)
- Better camera (78/100 vs 17/100)
- Longer battery life (85/100 vs 12/100)
- Better display (99/100 vs 51/100)
Comparison verdict
Comparing the Samsung Galaxy A40 vs the Vivo iQOO 15, the Vivo iQOO 15 scores 61 points higher (86/100 vs 25/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 19/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 17/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 12/100). Value score: Samsung Galaxy A40 — 0/100, Vivo iQOO 15 — 86/100; 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 iQOO 15 significantly outperforms the Samsung Galaxy A40 (94/100 vs 19/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 (99/100 vs 51/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 (78/100 vs 17/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 (85/100 vs 12/100). In the "portability" category, the Samsung Galaxy A40 significantly outperforms the Vivo iQOO 15 (84/100 vs 48/100).
Specs comparison
| Specification | Samsung Galaxy A40 | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Samsung Exynos 7904 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 257901 | 3758268 | |
| Geekbench Single | 330 | 3013 | |
| Geekbench Multi | 975 | 9287 | |
| Display | 5.9" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | — | 1440x3168 | |
| Refresh rate | 60 Hz | 144 Hz | |
| Battery | 3100 mAh | 7000 mAh | |
| Charging | — | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 16 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 25 MP | 32 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB | 256GB / 512GB / 1TB | |
| OS | — | Android 16 | |
| Brightness (peak) | — | 6000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 144.4×69.2×7.9 mm | 163.7×76.8×8.1 mm | |
| Weight | 140 g | 215 g | |
| Launch price | $250 | $599 |
Camera comparison
Samsung Galaxy A40
- Main: 16MP
- Front: 25MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Samsung Galaxy A40
- 5.9" AMOLED
- Refresh rate: 60 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Samsung Galaxy A40
- 3100 mAh
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Samsung Galaxy A40 and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Samsung Galaxy A40 by 93.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $349. Samsung Galaxy A40 was $349 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 (94/100 vs 19/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 (99/100 vs 51/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 (78/100 vs 17/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 (85/100 vs 12/100).
portability
In the "portability" category, the Samsung Galaxy A40 significantly outperforms the Vivo iQOO 15 (84/100 vs 48/100).
Frequently asked questions
Which is better: the Samsung Galaxy A40 or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Samsung Galaxy A40 by 61 points (86/100 vs 25/100).
What is the rating of the Samsung Galaxy A40 and the Vivo iQOO 15?
The Samsung Galaxy A40 has a MobileRank rating of 25/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Samsung Galaxy A40 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 17/100).
Which is more powerful: the Samsung Galaxy A40 or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 19/100).
Should you choose the Samsung Galaxy A40 over the Vivo iQOO 15?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.