Product
Vivo Y73s
Vivo Y73s
Samsung Galaxy F55
Samsung Galaxy F55
Battery
Charging 18W wired 45W wired
Type 4100 mAh 5000 mAh
Body
Build - Glass front, silicone polymer (eco leather) back, plastic frame
Dimensions 161 x 74 x 7.8 mm (6.34 x 2.91 x 0.31 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 171.3 g (6.03 oz) 180 g (6.35 oz)
Comms
Bluetooth 5.1, A2DP, LE, aptX HD 5.2, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS, GALILEO, BDS 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, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Display
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size 6.44 inches, 100.1 cm2 (~84.0% screen-to-body ratio) 6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio)
Type AMOLED, HDR10 Super AMOLED+, 120Hz, 1000 nits (HBM)
Features
Sensors Fingerprint (under display, optical), accelerometer, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2020, October 12 2024, May 17
Status Available. Released 2020, October 16 Available. Released 2024, May 27
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Triple 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 16mm, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (depth) 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; gyro-EIS 4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
Memory
Card slot No microSDXC (uses shared SIM slot)
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
  UFS 2.1 -
Misc
Colors Black, Silver Black, Apricot
Models V2031A SM-E556B/DS, SM-E556B
SAR - 0.93 W/kg (head)    
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 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 4, 5, 8, 19, 26, 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, 28, 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 / LTE / 5G GSM / HSPA / LTE / 5G
  CDMA 800 / 1900 & TD-SCDMA -
Platform
Chipset Mediatek Dimensity 720 (7 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (2x2.0 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Mali-G57 MC3 Adreno 644
OS Android 10, Funtouch 10.5 Android 14, upgradable to Android 15, One UI 7
Selfie camera
Features HDR -
Single 16 MP, f/2.0, (wide) 50 MP, f/2.4, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30/60fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers