Product
Vivo S17t
Vivo S17t
Samsung Galaxy M55s
Samsung Galaxy M55s
Battery
Charging 80W wired, 70% in 30 min 45W wired
Type 4600 mAh 5000 mAh
Body
Dimensions 164.2 x 74.4 x 7.5 mm (6.46 x 2.93 x 0.30 in) 163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 186 g (6.56 oz) 180 g (6.35 oz)
Comms
Bluetooth 5.2, A2DP, LE, aptX HD 5.2, A2DP, LE
NFC Yes Yes
Positioning GPS (L1), GLONASS (G1), BDS (B1I), GALILEO (E1), QZSS (L1) GPS, GALILEO, GLONASS, BDS, QZSS
Radio No No
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
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/6, dual-band, Wi-Fi Direct
Display
Resolution 1260 x 2800 pixels, 20:9 ratio (~453 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size 6.78 inches, 111.0 cm2 (~90.8% screen-to-body ratio) 6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, HDR10+, 1300 nits (peak) Super AMOLED+, 120Hz, 1000 nits (HBM)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2023, May 31 2024, September 24
Status Available. Released 2023, June 08 Available. Released 2024, September 26
Main Camera
Dual 50 MP, f/1.9, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, (ultrawide) -
Features Color spectrum sensor, Ring-LED flash, panorama, HDR LED flash, panorama, HDR
Triple - 50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 123˚ (ultrawide) 2 MP, f/2.4, (macro)
Video 4K@30fps, 1080p@30fps 4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
Memory
Card slot No microSDXC (uses shared SIM slot)
Internal 512GB 12GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 3.1 -
Misc
Colors Black, Blue, Pink Thunder Black, Coral Green
Models - SM-M558B, SM-M558B/DS
SAR - 0.93 W/kg (head)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 38, 40, 41, 66
5G bands 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Speed HSPA, LTE, 5G HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G GSM / HSPA / LTE / 5G
  CDMA2000 1x -
Platform
Chipset Mediatek Dimensity 8050 (6 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Mali-G77 MC9 Adreno 644
OS Android 13, OriginOS 3 Android 14, up to 4 major Android upgrades, One UI 6.1
Selfie camera
Features Dual-LED flash, HDR -
Single 50 MP, f/2.0, 22mm (wide), AF 50 MP, f/2.4, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30/60fps
Sound
3.5mm jack No No
Loudspeaker Yes Yes, with stereo speakers
  24-bit/192kHz Hi-Res audio -