Screen size
G4 Dual5.5"
Q31Winner: 5.7"+3.5%
Quick verdict
G4 Dual leads the measured specs 6-5.
Measured wins
G4 Dual
6
spec wins
Overall winner
Ties
7
equal specs
Q31
5
spec wins
Screen size
Technology
G4 Dual
GSM / HSPA / LTE
Q31
GSM / HSPA / LTE
2G bands
G4 Dual
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Q31
GSM 850 / 900 / 1800 / 1900
3G bands
G4 Dual
HSDPA 850 / 900 / 1900 / 2100 - H818N, TD-SCDMA - H818N
Q31
HSDPA 850 / 900 / 1900 / 2100
4G bands
G4 Dual
1, 3, 7, 38, 39, 40, 41 - H818N
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Q31
LTE
Speed
G4 Dual
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Q31
HSPA, LTE
Announced
G4 Dual
2015, May. Released 2015, May
Q31
2020, September 17. Released 2020, September 25
Status
G4 Dual
Discontinued
Q31
Discontinued
Dimensions
G4 Dual
149 x 76.2 x 9.8 mm (5.87 x 3.00 x 0.39 in)
Q31
147.9 x 71 x 8.7 mm (5.82 x 2.80 x 0.34 in)
Weight
G4 Dual
155 g (5.47 oz)
Q31
145 g (5.11 oz)
SIM
G4 Dual
Dual SIM
Q31
Nano-SIM
Other
G4 Dual
-
Q31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
G4 Dual
IPS LCD
Q31
IPS LCD
Size
G4 Dual
5.5 inches, 83.4 cm2 (~73.4% screen-to-body ratio)
Q31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
G4 Dual
1440 x 2560 pixels, 16:9 ratio (~534 ppi density)
Q31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Protection
G4 Dual
Corning Gorilla Glass 3
Q31
-
OS
G4 Dual
Android 5.1.1 (Lollipop), upgradable to 6.0 (Marshmallow), LG Optimus UX UI 4
Q31
Android 10
Chipset
G4 Dual
Qualcomm MSM8992 Snapdragon 808 (20 nm)
Q31
Mediatek MT6762 Helio P22 (12 nm)
CPU
G4 Dual
Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57)
Q31
Octa-core 2.0 GHz Cortex-A53
GPU
G4 Dual
Adreno 418
Q31
PowerVR GE8320
Card slot
G4 Dual
microSDXC (dedicated slot)
Q31
microSDXC
Internal
G4 Dual
32GB 3GB RAM
Q31
32GB 3GB RAM
Other
G4 Dual
eMMC 5.0
Q31
eMMC 5.1
Single
G4 Dual
16 MP, f/1.8, 28mm (wide), 1/2.6", 1.12µm, 3-axis OIS
Q31
-
Features
G4 Dual
Laser AF, color spectrum sensor, LED flash, panorama, HDR
Q31
LED flash, panorama, HDR
Video
G4 Dual
4K@30fps, 1080p@60fps, HDR, stereo sound rec.
Q31
1080p@30fps
Dual
G4 Dual
-
Q31
13 MP, f/1.8, 27mm (wide), 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 120˚ (ultrawide), 1/5.0", 1.12µm
Single
G4 Dual
8 MP, f/2.0
Q31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
G4 Dual
1080p@30fps
Q31
1080p@30fps
Loudspeaker
G4 Dual
Yes
Q31
Yes
3.5mm jack
G4 Dual
Yes
Q31
Yes
WLAN
G4 Dual
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
Q31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
G4 Dual
4.1, A2DP, LE, aptX
Q31
5.0, A2DP, LE
Positioning
G4 Dual
GPS, GLONASS
Q31
GPS
NFC
G4 Dual
Yes
Q31
No
Infrared port
G4 Dual
Yes
Q31
-
Radio
G4 Dual
Stereo FM radio, RDS
Q31
No
USB
G4 Dual
microUSB 2.0 (SlimPort 4K), OTG
Q31
microUSB 2.0
Sensors
G4 Dual
Accelerometer, gyro, proximity, compass, barometer
Q31
Accelerometer
Type
G4 Dual
Li-Ion 3000 mAh, removable
Q31
Li-Ion 3000 mAh
Charging
G4 Dual
18W wired, QC2 Wireless (Qi) (optional)
Q31
-
Stand-by
G4 Dual
Up to 240 h (2G) / Up to 240 h (3G)
Q31
-
Talk time
G4 Dual
Up to 8 h (2G) / Up to 12 h (3G)
Q31
-
Colors
G4 Dual
Grey, White, Gold, Leather Black, Leather Brown, Leather Red
Q31
Silver
Models
G4 Dual
H818, H818N
Q31
LM-Q310N
Price
G4 Dual
About 280 EUR
Q31
About 150 EUR