Comparison of Vivo Y51 (2020, September) and Vivo S1 Pro

Comparison of Vivo Y51 (2020, September) and Vivo S1 Pro [S]ave

Attribute	Vivo Y51 (2020, September) ×	Vivo S1 Pro ×
General
Brand	Vivo	Vivo
Launch
Announced	2020-09-15	2019-11-19
Body
Width (mm)	8.7	8.7
Length (mm)	159.3	159.3
Height (mm)	75.2	75.2
Weight (g)	186.7	186.7
SIM	Hybrid Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM)
Front	-	Glass
Back	-	Glass
Frame	-	Aluminum
Network
Technology	GSM HSPA LTE	GSM HSPA LTE
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 2100
4G bands	1, 3, 5, 8, 40	1, 3, 5, 28, 38, 40, 41
Speed	HSPA 42.2/5.76 Mbps LTE-A	HSPA 42.2/5.76 Mbps LTE-A
Platform
OS	Android 10	Android 9.0 (Pie)
Chipset	Qualcomm SDM665 Snapdragon 665 (11 nm)	Qualcomm SDM665 Snapdragon 665 (11 nm)
CPU	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU	Adreno 610	Adreno 610
Memory
Card slot	microSDXC (uses shared SIM slot)	microSDXC (uses shared SIM slot)
Internal	128GB 4GB RAM	128GB 8GB RAM
Display
Size (in)	6.38	6.38
Resolution (px)	1080 x 2340	1080 x 2340
Display Type	Super AMOLED	Super AMOLED
Battery
Type	Li-Po	Li-Po
Charging	Fast charging 18W	Fast charging 18W
Capcity (mAh)	4500	4500
Main Camera
Main Camera Type	Quad	Quad
Main Camera Properties	2 MP, f/2.4, (depth) 2 MP, f/2.4, (macro) 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚, (ultrawide), 1/4.0", 1.12µm	2 MP, f/2.4, (depth) 2 MP, f/2.4, (macro) 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
Main Camera Video	1080p@30fps, gyro-EIS	1080p@30fps
Main Camera Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	16 MP, f/2.0, (wide), 1/3.06" 1.0µm	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Selfie Camera Video	1080p@30fps	1080p@30fps
Selfie Camera Features	HDR	HDR
Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
GPS	+	+
NFC	-	-
Radio	FM radio	FM radio
USB	USB Type-C 2.0, USB On-The-Go	USB Type-C 2.0, USB On-The-Go
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Fingerprint (under display accelerometer compass gyro optical) proximity	Fingerprint (under display accelerometer compass gyro optical) proximity
Misc
Colors	Dreamy White Jazzy Blue Mystic Black	Fancy Sky Knight Black
Models	-	1920 1920_20 PD1945F_EX