Screen size
G51Winner: 6.1"+15%
Grand M25.2"
Quick verdict
G51 leads the measured specs 10-2.
Measured wins
G51
10
spec wins
Overall winner
Ties
5
equal specs
Grand M2
2
spec wins
Screen size
Technology
G51
GSM / HSPA / LTE
Grand M2
GSM / HSPA
2G bands
G51
GSM 850 / 900 / 1800 / 1900
Grand M2
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
G51
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Grand M2
HSDPA 850 / 1700(AWS) / 1900 / 2100 - G190Q, HSDPA 850 / 900 / 1900 / 2100 - G190EQ
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
Battery
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
Grand M2
-
Speed
G51
HSPA, LTE
Grand M2
HSPA 21.1/5.76 Mbps
Announced
G51
2022, June 03. Released 2022, June 03
Grand M2
2017, October. Released 2017, October
Status
G51
Discontinued
Grand M2
Discontinued
Dimensions
G51
155.3 x 73.5 x 9.5 mm (6.11 x 2.89 x 0.37 in)
Grand M2
144.9 x 72.1 x 9.4 mm (5.70 x 2.84 x 0.37 in)
Weight
G51
166 g (5.86 oz)
Grand M2
160 g (5.64 oz)
SIM
G51
Nano-SIM + Nano-SIM
Grand M2
Nano-SIM + Nano-SIM
Type
G51
IPS LCD
Grand M2
IPS LCD
Size
G51
6.1 inches, 92.9 cm2 (~81.4% screen-to-body ratio)
Grand M2
5.2 inches, 74.5 cm2 (~71.3% screen-to-body ratio)
Resolution
G51
720 x 1520 pixels, 19:9 ratio (~276 ppi density)
Grand M2
480 x 854 pixels, 16:9 ratio (~188 ppi density)
OS
G51
Android 11 (Go edition)
Grand M2
Android 7.0 (Nougat)
Chipset
G51
Mediatek MT6761 Helio A22 (12 nm)
Grand M2
Mediatek MT6580 (28 nm)
CPU
G51
Quad-core 2.0 GHz Cortex-A53
Grand M2
Quad-core 1.3 GHz Cortex-A7
GPU
G51
PowerVR GE8320
Grand M2
Mali-400MP2
Card slot
G51
microSDXC
Grand M2
microSDXC
Internal
G51
32GB 2GB RAM
Grand M2
8GB 1GB RAM
Other
G51
eMMC 5.1
Grand M2
-
Dual
G51
8 MP Auxiliary lens
Grand M2
-
Features
G51
LED flash, HDR, panorama
Grand M2
LED flash
Video
G51
1080p@30fps
Grand M2
1080p@30fps
Single
G51
-
Grand M2
5 MP
Single
G51
8 MP
Grand M2
5 MP
Video
G51
720p@30fps
Grand M2
Features
G51
-
Grand M2
LED flash
Loudspeaker
G51
Yes
Grand M2
Yes
3.5mm jack
G51
Yes
Grand M2
Yes
WLAN
G51
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Grand M2
Wi-Fi 802.11 b/g/n
Bluetooth
G51
4.2, A2DP, LE
Grand M2
4.0, A2DP
Positioning
G51
GPS
Grand M2
GPS
NFC
G51
No
Grand M2
No
Radio
G51
FM radio
Grand M2
FM radio
USB
G51
microUSB 2.0
Grand M2
microUSB 2.0
Sensors
G51
Fingerprint (rear-mounted), accelerometer, proximity
Grand M2
Accelerometer
Type
G51
Li-Po 3000 mAh
Grand M2
Li-Po 2600 mAh, non-removable
Stand-by
G51
-
Grand M2
Up to 725 h (2G) / Up to 625 h (3G)
Talk time
G51
-
Grand M2
Up to 22 h (2G) / Up to 16 h (3G)
Colors
G51
Black, Blue, Green, Silver, Gold
Grand M2
Black, Gold, Silver, Red, Rose Gold