Phone Comparison - vivo Y51a vs vivo iQOO Z7i

vivo Y51a
vivo y51a
vivo iQOO Z7i
vivo iqoo z7i
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general General Info

Manufacturer vivo vivo
Announced January 2021 March 2023
Status Coming Soon - January 2021 Coming Soon - March 2023
Colors Titanium Sapphire, Crystal Symphony Black, Blue
Form Factor Candybar Candybar
Dimension 163.9 x 75.3 x 8.4 mm
(6.45 x 2.96 x 0.33 in)
164.1 x 75.6 x 8.2 mm
(6.46 x 2.98 x 0.32 in)
Weight 188 g (6.63 oz) 186 (6.56)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1x
3G Network HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G Network 1, 3, 5, 8, 40 1, 3, 5, 8, 28, 34, 38, 39, 40, 41
Messaging
Build Features - Fingerprint Sensor (side-mounted)
- Fingerprint Sensor (side-mounted)

hardware Hardware and OS

OS Android 11 Android 13
User Interface Funtouch 11 Origin OS Ocean
Processor Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver), Qualcomm SM6115 Snapdragon 662 (11 nm) [Similar] Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek Dimensity 6020 (7 nm) [Similar]
GPU Adreno 610 [Similar] Mali-G57 MC2 [Similar]
RAM 8 GB [Browse Similar] 8 GB [Browse Similar]
Internal Memory 128 GB 128 GB
External Memory microSDXC (dedicated slot) microSDXC (uses shared SIM slot)

display Display

Type IPS LCD Screen HD+ IPS LCD Screen
Colors 16M Colour 16M Colors
Size 6.58 inches [Similar] 6.51 inches [Similar]
Resolution 1080 x 2408 pixels (401 ppi) 720 x 1600 pixels (270 ppi)
Screen-to-Body Ratio 84.54% 82.18%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio FM radio No
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 48 MP + 8 MP + 2 MP [Similar] 13 MP + 2 MP [Similar]
Flash LED Flash LED Flash
Features 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
13 MP, f/2.2, (wide), PDAF
2 MP, f/2.4, (macro)
HDR, Panorama
Video 4K@30fps, 1080p@30fps, gyro-EIS 1080p@30fps
Front Camera 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
HDR
1080p@30fps [Similar]
5 MP, f/1.8, (wide) [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A HSPA, LTE-A, 5G
Bluetooth 5.0, A2DP, LE 5.1, A2DP, LE, aptX HD
Wi-Fi 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
USB USB Type-C 2.0, USB On-The-Go USB Type-C, OTG
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS, QZSS
Browser Yes Yes

memory User Memory

Internal 128 GB, 8 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 128 GB, 4 GB RAM UFS 2.2
Expandable Storage microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
USB OTG Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor not present
NFC NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 18W
Non-removable Li-Po Battery
Fast battery Charging 15W
Capacity 5000 mAh 5000 mAh
Stand by - -
Talk Time - -