vivo X Fold3 Pro vs vivo Y51a

General Info

Manufacturer
vivo	vivo
Announced
March 2024	January 2021
Status
Coming Soon - April 2024	Coming Soon - January 2021
Colors
Black, White	Titanium Sapphire, Crystal Symphony
Form Factor
Candybar	Candybar
Dimension
Unfolded: 160 x 142.4 x 5.2 mm Folded: 160 x 72.6 x 11.2 mm (Unfolded: 6.3 x 5.61 x 0.2 in Folded: 6.3 x 2.86 x 0.44 in)	163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in)
Weight
236 g (8.32 oz)	188 g (6.63 oz)
SIM Type
Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1x	HSDPA 850 / 900 / 2100
4G Network
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 66	1, 3, 5, 8, 40
5G Network
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA	-
Messaging

Build Features
- Dual screen fingerprint (under display, ultrasonic) IPX8 water resistant	- Fingerprint Sensor (side-mounted)

OS
Android 14	Android 11
User Interface
OriginOS 4	Funtouch 11
Processor
Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520), Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) [Similar]	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SM6115 Snapdragon 662 (11 nm) [Similar]
GPU
Adreno 750 [Similar]	Adreno 610 [Similar]
RAM
16 GB [Browse Similar]	8 GB [Browse Similar]
Internal Memory
1 TB	128 GB
External Memory
No	microSDXC (dedicated slot)

Type
QHD+ Foldable LTPO AMOLED Screen 120Hz Refresh Rate HDR10+, Dolby Vision, 4500 Nits (peak)	IPS LCD Screen
Colors
1B colors	16M Colour
Size
8.03 inches [Similar]	6.58 inches [Similar]
Resolution
2200 x 2480 pixels (413 ppi)	1080 x 2408 pixels (401 ppi)
Screen-to-Body Ratio
90.58%	84.54%
Multi-Touch

Secondary Display
6.53 inches AMOLED Screen, 1172 x 2748 pixels, 21:9 ratio 120Hz Refresh Rate, HDR10+, Dolby Vision, 4500 nits (peak)	-

Rear Camera
50 MP + 64 MP + 50 MP [Similar]	48 MP + 8 MP + 2 MP [Similar]
Flash
Dual-LED Flash	LED Flash
Features
50 MP, f/1.7, 23mm (wide), 1/1.3", PDAF, Laser AF, OIS 64 MP, f/2.6, 70mm (periscope telephoto), 1/2.0", PDAF, OIS, 3x optical zoom 50 MP, f/2.0, 119˚ (ultrawide), 1/2.76", PDAF Zeiss Optics, Zeiss T* Lens Coating, Panorama	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, (macro) HDR, Panorama
Video
8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS	4K@30fps, 1080p@30fps, gyro-EIS
Front Camera
32 MP, f/2.4, (wide) Cover camera: 32 MP, f/2.4, (wide) HDR 1080p@30fps [Similar]	16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm HDR 1080p@30fps [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA, LTE, 5G	HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth
5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC	5.0, A2DP, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB
USB Type-C 3.2 Gen 2, OTG	USB Type-C 2.0, USB On-The-Go
GPS
GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5)	Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser
Yes	Yes

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

Barometer Sensor

NFC

Type
Non-removable Si-Ca Battery Fast battery Charging 100W wired, 1-100% in 31 min (advertised) 50W wireless Reverse wireless	Non-removable Li-Po Battery Fast battery charging 18W
Capacity
5700 mAh	5000 mAh
Stand by
-	-
Talk Time
-	-