vivo Y51 (2020, December)
#2939vivo Y51a
#2615Category Breakdown
vivo Y51 (2020, December)
vivo Y51a
Performance
78.378.2
Camera
62.762.7
Display
58.958.9
Battery
33.733.7
Build
0.216.8
Connectivity
55.355.3
Audio
8.98.9
Overall
45.047.5
Summary
- The vivo Y51 (2020) and vivo Y51a share similar build quality, featuring identical dimensions and weight, both constructed with standard materials and lacking water resistance.
- Their displays are the same, with a 6.58-inch IPS LCD and a resolution of 1080 x 2408 pixels, offering a 60Hz refresh rate.
- In terms of performance, the Y51 is powered by the Snapdragon 665 chipset, while the Y51a uses the slightly newer Snapdragon 662; both have options for 6GB or 8GB of RAM.
- Camera specifications are identical, with a 48 MP triple rear setup and a 16 MP front camera, supporting 4K video recording.
- Both models are equipped with a 5000 mAh battery and 18W charging, but the Y51a offers an upgrade path to Android 12 with Funtouch 12, compared to the Y51's Android 11 with Funtouch 11.
Side-by-side Specification Comparison
vivo Y51 (2020, December)
vivo Y51a
General
Release Date
2020, December 03
2021, January 08
Announced
2020, December 03
2021, January 08
Description
N/A
N/A
Display
Size
6.58"
6.58"
Type
IPS LCD
IPS LCD
Resolution
1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
PPI
1080
1080
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Qualcomm SDM665 Snapdragon 665 (11 nm)
Qualcomm SM6115 Snapdragon 662 (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
128GB 8GB RAM
128GB 6GB RAM, 128GB 8GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (dedicated slot)
microSDXC (dedicated slot)
Camera
Main Camera
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF8 MP, f/2.2, 120˚, (ultrawide), 1/4.0", 1.12µm2 MP, f/2.4, (macro)
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF8 MP, f/2.2, 120˚, (ultrawide), 1/4.0", 1.12µm2 MP, f/2.4, (macro)
Main Camera Features
LED flash, HDR, panorama
LED flash, HDR, panorama
Front Camera
16 MP, f/2.0, (wide), 1/3.06" 1.0µm
16 MP, f/2.0, (wide), 1/3.06" 1.0µm
Front Camera Features
HDR
HDR
Video Recording
4K@30fps, 1080p@30fps, gyro-EIS
4K@30fps, 1080p@30fps, gyro-EIS
Selfie Video
1080p@30fps
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
5000 mAh
5000 mAh
Battery Details
5000 mAh
5000 mAh
Charging Details
18W wired, 70% in 67 min
18W wired, 70% in 67 min
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in)
163.9 x 75.3 x 8.4 mm (6.45 x 2.96 x 0.33 in)
Weight
188 g
188 g
Materials
N/A
N/A
Colors
Titanium Sapphire, Crystal Symphony
Titanium Sapphire, Crystal Symphony
Foldable
✗
✗
SAR
N/A
0.87 W/kg (head) 0.39 W/kg (body)
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / HSPA / LTE
Network Speed
HSPA, LTE
HSPA, LTE
5G
✗
✗
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, LE
5.0, A2DP, LE
NFC
✗
✗
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS, GALILEO, BDS
GPS, GLONASS, GALILEO, BDS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 11, Funtouch 11
Android 11, upgradable to Android 12, Funtouch 12
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass