Product
Vivo S19
Vivo S19
Samsung Galaxy A15
Samsung Galaxy A15
Battery
Charging 80W wired, PD Reverse wired 25W wired
Type Si/C Li-Ion 6000 mAh 5000 mAh
Body
Build Glass front, plastic frame, glass back Glass front, plastic back, plastic frame
Dimensions 163.6 x 75.7 x 7.2 mm (6.44 x 2.98 x 0.28 in) 160.1 x 76.8 x 8.4 mm (6.30 x 3.02 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 193 g (6.81 oz) 200 g (7.05 oz)
  IP64 dust tight and water resistant (water splashes) -
Comms
Bluetooth 5.4, A2DP, LE, aptX HD, aptX Adaptive 5.3, A2DP, LE
Infrared port Yes -
NFC Yes Yes (market/region dependent)
Positioning GPS, GALILEO, GLONASS, QZSS, BDS (B1I+B1c) GPS, GALILEO, GLONASS, BDS, QZSS
Radio No FM radio (market/region dependent)
USB USB Type-C 2.0, OTG USB Type-C 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Resolution 1260 x 2800 pixels, 20:9 ratio (~453 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~396 ppi density)
Size 6.78 inches, 111.0 cm2 (~89.6% screen-to-body ratio) 6.5 inches, 103.7 cm2 (~84.3% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, 4500 nits (peak) Super AMOLED, 90Hz, 800 nits (HBM)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer, compass
  - Virtual proximity sensing
Launch
Announced 2024, May 30 2023, December 11
Status Available. Released 2024, May 30 Available. Released 2023, December 16
Main Camera
Dual 50 MP, f/1.9, (wide), 1/1.56", PDAF, OIS 8 MP, f/2.2, 106˚ (ultrawide) -
Features Ring-LED flash, panorama, HDR LED flash, panorama, HDR
Triple - 50 MP, f/1.8, 26mm (wide), 1/2.8", 0.64µm, PDAF 5 MP, f/2.2, 17mm (ultrawide), 1/5.0", 1.12µm 2 MP, f/2.4, (macro)
Video 4K@30fps, 1080p@30fps, gyro-EIS, OIS 1080p@30fps
Memory
Card slot No microSDXC (uses shared SIM slot)
Internal 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
  UFS 2.2 - 8GB RAM UFS 3.1 - 12/16GB RAM -
Misc
Colors Gray, Peach, Light Blue Brave Black, Optimistic Blue, Magical Blue, Personality Yellow
Models V2364A SM-A155F, SM-A155F/DSN, SM-A155M, SM-A155M/DS, SM-A155P, SM-A155R
SAR EU - 0.42 W/kg (head)     1.29 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G bands 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA, LTE
Technology GSM / CDMA / HSPA / LTE / 5G GSM / HSPA / LTE
  CDMA 800 -
Platform
Chipset Qualcomm SM7550-AB Snapdragon 7 Gen 3 (4 nm) Mediatek Helio G99 (6 nm)
CPU Octa-core (1x2.63 GHz Cortex-A715 & 3x2.4 GHz Cortex-A715 & 4x1.8GHz Cortex-A510) Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Adreno 720 Mali-G57 MC2
OS Android 14, OriginOS 4 Android 14, up to 4 major Android upgrades, One UI 7
Selfie camera
Features Dual-LED flash, HDR -
Single 50 MP, f/2.0, 22mm (wide), AF 13 MP, f/2.0, 26mm (wide), 1/3.06", 1.12µm
Video 4K@30fps, 1080p@30fps 1080p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes Yes
Tests
Battery (new) - Active use score 15:28h
Display - 808 nits max brightness (measured)
Loudspeaker - -25.5 LUFS (Very good)
Performance - AnTuTu: 316967 (v9), 375314 (v10) GeekBench: 1928 (v5), 1936 (v6) 3DMark: 338 (Wild Life Extreme)