Screen size
G51Winner: 6.1"+6.6%
Vivo X55.7"
Quick verdict
Vivo X5 leads the measured specs 6-5.
Measured wins
G51
5
spec wins
Ties
6
equal specs
Vivo X5
6
spec wins
Overall winner
Screen size
Technology
G51
GSM / HSPA / LTE
Vivo X5
GSM / HSPA / LTE
2G bands
G51
GSM 850 / 900 / 1800 / 1900
Vivo X5
GSM 850 / 900 / 1800 / 1900
3G bands
G51
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Vivo X5
HSDPA 850 / 1700(AWS) / 1900
4G bands
G51
2, 3, 4, 5, 7, 12, 17, 28, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Vivo X5
2, 4, 5, 12, 17
Speed
G51
HSPA, LTE
Vivo X5
HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps
Announced
G51
2022, June 03. Released 2022, June 03
Vivo X5
2019, September. Released 2019, September
Status
G51
Discontinued
Vivo X5
Discontinued
Dimensions
G51
155.3 x 73.5 x 9.5 mm (6.11 x 2.89 x 0.37 in)
Vivo X5
153 x 73.4 x 9.1 mm (6.02 x 2.89 x 0.36 in)
Weight
G51
166 g (5.86 oz)
Vivo X5
160 g (5.64 oz)
SIM
G51
Nano-SIM + Nano-SIM
Vivo X5
Nano-SIM + Nano-SIM
Type
G51
IPS LCD
Vivo X5
IPS LCD
Size
G51
6.1 inches, 92.9 cm2 (~81.4% screen-to-body ratio)
Vivo X5
5.7 inches, 83.8 cm2 (~74.7% screen-to-body ratio)
Resolution
G51
720 x 1520 pixels, 19:9 ratio (~276 ppi density)
Vivo X5
720 x 1440 pixels, 18:9 ratio (~282 ppi density)
OS
G51
Android 11 (Go edition)
Vivo X5
Android 9.0 (Pie)
Chipset
G51
Mediatek MT6761 Helio A22 (12 nm)
Vivo X5
-
CPU
G51
Quad-core 2.0 GHz Cortex-A53
Vivo X5
Octa-core 1.6 GHz Cortex-A55
GPU
G51
PowerVR GE8320
Vivo X5
IMG8322
Card slot
G51
microSDXC
Vivo X5
microSDXC
Internal
G51
32GB 2GB RAM
Vivo X5
64GB 3GB RAM
Other
G51
eMMC 5.1
Vivo X5
-
Dual
G51
8 MP Auxiliary lens
Vivo X5
-
Features
G51
LED flash, HDR, panorama
Vivo X5
LED flash
Video
G51
1080p@30fps
Vivo X5
1080p@30fps
Single
G51
-
Vivo X5
13 MP, AF
Single
G51
8 MP
Vivo X5
8 MP
Video
G51
720p@30fps
Vivo X5
1080p@30fps
Features
G51
-
Vivo X5
LED flash
Loudspeaker
G51
Yes
Vivo X5
Yes
3.5mm jack
G51
Yes
Vivo X5
Yes
WLAN
G51
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Vivo X5
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
G51
4.2, A2DP, LE
Vivo X5
4.1, A2DP
Positioning
G51
GPS
Vivo X5
GPS
NFC
G51
No
Vivo X5
No
Radio
G51
FM radio
Vivo X5
FM radio
USB
G51
microUSB 2.0
Vivo X5
microUSB 2.0
Sensors
G51
Fingerprint (rear-mounted), accelerometer, proximity
Vivo X5
Fingerprint (rear-mounted), accelerometer, proximity
Type
G51
Li-Po 3000 mAh
Vivo X5
Li-Po 2800 mAh, removable
Stand-by
G51
-
Vivo X5
Up to 550 h (2G) / Up to 500 h (3G)
Talk time
G51
-
Vivo X5
Up to 20 h (2G) / Up to 15 h (3G)
Colors
G51
Black, Blue, Green, Silver, Gold
Vivo X5
Black