Screen size
K31Winner: 5.7"+18%
Optimus GJ E975W4.7"
Quick verdict
K31 leads the measured specs 8-2.
Measured wins
K31
8
spec wins
Overall winner
Ties
7
equal specs
Optimus GJ E975W
2
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
Optimus GJ E975W
GSM / HSPA
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
Optimus GJ E975W
GSM 850 / 900 / 1800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Optimus GJ E975W
HSDPA 850 / 2100
4G bands
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
equal specsFront 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
Optimus GJ E975W
-
Speed
K31
HSPA, LTE
Optimus GJ E975W
HSPA 21.1/5.76 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
Optimus GJ E975W
2013, May. Released 2013, June
Status
K31
Discontinued
Optimus GJ E975W
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Optimus GJ E975W
136.9 x 68.9 x 9.4 mm (5.39 x 2.71 x 0.37 in)
Weight
K31
146 g (5.15 oz)
Optimus GJ E975W
141.2 g (4.97 oz)
SIM
K31
Nano-SIM + Nano-SIM
Optimus GJ E975W
Micro-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Optimus GJ E975W
IPX7 certified Water resistant up to 1 meter and 30 minutes
Type
K31
IPS LCD
Optimus GJ E975W
True HD-IPS + LCD
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Optimus GJ E975W
4.7 inches, 60.9 cm2 (~64.6% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Optimus GJ E975W
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
OS
K31
Android 10, LG UX 9.1
Optimus GJ E975W
Android 4.1.2 (Jelly Bean)
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
Optimus GJ E975W
Qualcomm APQ8064 Snapdragon S4 Pro
CPU
K31
Octa-core 2.0 GHz Cortex-A53
Optimus GJ E975W
Quad-core 1.5 GHz Krait
GPU
K31
PowerVR GE8320
Optimus GJ E975W
Adreno 320
Card slot
K31
microSDXC
Optimus GJ E975W
microSDXC (dedicated slot)
Internal
K31
32GB 2GB RAM
Optimus GJ E975W
16GB 2GB RAM
Other
K31
eMMC 5.1
Optimus GJ E975W
-
Dual
K31
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
Optimus GJ E975W
-
Features
K31
LED flash, panorama, HDR
Optimus GJ E975W
LED flash
Video
K31
1080p@30fps
Optimus GJ E975W
1080p@30fps
Single
K31
-
Optimus GJ E975W
13 MP, AF
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Optimus GJ E975W
1.3 MP
Video
K31
1080p@30fps
Optimus GJ E975W
Loudspeaker
K31
Yes
Optimus GJ E975W
Yes
3.5mm jack
K31
Yes
Optimus GJ E975W
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Optimus GJ E975W
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth
K31
5.0, A2DP, LE
Optimus GJ E975W
4.0, A2DP
Positioning
K31
GPS
Optimus GJ E975W
GPS
NFC
K31
No
Optimus GJ E975W
No
Radio
K31
No
Optimus GJ E975W
No
USB
K31
microUSB 2.0
Optimus GJ E975W
microUSB 2.0 (MHL TV-out), OTG
Sensors
K31
Fingerprint (rear-mounted), accelerometer
Optimus GJ E975W
Accelerometer, gyro, proximity, compass
Type
K31
Li-Ion 3000 mAh
Optimus GJ E975W
Li-Ion 2280 mAh, removable
Stand-by
K31
-
Optimus GJ E975W
Up to 515 h (2G) / Up to 596 h (3G)
Talk time
K31
-
Optimus GJ E975W
Up to 23 h (2G) / Up to 15 h (3G)
Colors
K31
Gray
Optimus GJ E975W
Black, Red
Models
K31
LM-K300Q, LMK300, LGL355DL
Optimus GJ E975W
-
Price
K31
About 130 EUR
Optimus GJ E975W
About 270 EUR