Screen size
K31Winner: 5.7"+3.5%
X power25.5"
Quick verdict
K31 leads the measured specs 8-3.
Measured wins
K31
8
spec wins
Overall winner
Ties
7
equal specs
X power2
3
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
X power2
GSM / HSPA / LTE
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
X power2
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
X power2
HSDPA 850 / 900 / 1900 / 2100
4G bands
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront 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
X power2
LTE
Speed
K31
HSPA, LTE
X power2
HSPA, LTE
Announced
K31
2020, August 21. Released 2020, August 21
X power2
2017, February. Released 2017, June
Status
K31
Discontinued
X power2
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
X power2
154.7 x 78.1 x 8.4 mm (6.09 x 3.07 x 0.33 in)
Weight
K31
146 g (5.15 oz)
X power2
164 g (5.78 oz)
SIM
K31
Nano-SIM + Nano-SIM
X power2
Single SIM or Dual SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
X power2
-
Type
K31
IPS LCD
X power2
IPS LCD
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
X power2
5.5 inches, 83.4 cm2 (~69.0% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
X power2
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
OS
K31
Android 10, LG UX 9.1
X power2
Android 7.0 (Nougat), upgradable to Android 8.1 (Oreo)
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
X power2
Mediatek MT6750Qualcomm MSM8917 Snapdragon 425 (28 nm) - M320G
CPU
K31
Octa-core 2.0 GHz Cortex-A53
X power2
Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)Quad-core 1.4 GHz Cortex-A53
GPU
K31
PowerVR GE8320
X power2
Mali-T860MP2Adreno 308
Card slot
K31
microSDXC
X power2
microSDXC (dedicated slot)
Internal
K31
32GB 2GB RAM
X power2
16GB 1.5GB RAM, 16GB 2GB RAM, 32GB 2GB RAM
Other
K31
eMMC 5.1
X power2
eMMC 5.1
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
X power2
-
Features
K31
LED flash, panorama, HDR
X power2
LED flash, HDR
Video
K31
1080p@30fps
X power2
1080p@30fps or 720p@30fps (M320G)
Single
K31
-
X power2
13 MP, 1/3.1", 1.12µm, AF
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
X power2
5 MP, 1/5.0", 1.12µm
Video
K31
1080p@30fps
X power2
Features
K31
-
X power2
LED flash
Loudspeaker
K31
Yes
X power2
Yes
3.5mm jack
K31
Yes
X power2
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
X power2
Wi-Fi 802.11 b/g/n
Bluetooth
K31
5.0, A2DP, LE
X power2
4.2, A2DP, LE
Positioning
K31
GPS
X power2
GPS, GLONASS
NFC
K31
No
X power2
No
Radio
K31
No
X power2
FM radio
USB
K31
microUSB 2.0
X power2
microUSB 2.0, OTG
Sensors
K31
Fingerprint (rear-mounted), accelerometer
X power2
Accelerometer, gyro, proximity, compass
Type
K31
Li-Ion 3000 mAh
X power2
Li-Ion 4500 mAh, non-removable
Charging
K31
-
X power2
18W wired, QC2 (market dependent)
Colors
K31
Gray
X power2
Black Titan, Shiny Titan, Shiny Gold, Shiny Blue
Models
K31
LM-K300Q, LMK300, LGL355DL
X power2
M320, SP320, M327, M322, M320G, US601
Price
K31
About 130 EUR
X power2
About 180 EUR