Screen size
K305.3"
K31Winner: 5.7"+7%
Quick verdict
K31 leads the measured specs 7-2.
Measured wins
K30
2
spec wins
Ties
9
equal specs
K31
7
spec wins
Overall winner
Screen size
Technology
K30
GSM / HSPA / LTE
K31
GSM / CDMA / HSPA / LTE
2G bands
K30
GSM 850 / 900 / 1800 / 1900
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
3G bands
K30
HSDPA 850 / 1700(AWS) / 1900 / 2100 - T-Mobile
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
K30
2, 3, 4, 7, 12, 66, 71 - T-Mobile
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Speed
K30
HSPA, LTE
K31
HSPA, LTE
Announced
K30
2018, May. Released 2018, May
K31
2020, August 21. Released 2020, August 21
Status
K30
Discontinued
K31
Discontinued
Dimensions
K30
148.6 x 75 x 8.6 mm (5.85 x 2.95 x 0.34 in)
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Weight
K30
168.1 g (5.93 oz)
K31
146 g (5.15 oz)
SIM
K30
Nano-SIM
K31
Nano-SIM + Nano-SIM
Other
K30
-
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
K30
IPS LCD
K31
IPS LCD
Size
K30
5.3 inches, 77.4 cm2 (~69.5% screen-to-body ratio)
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
K30
720 x 1280 pixels, 16:9 ratio (~277 ppi density)
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
OS
K30
Android 7.1 (Nougat)
K31
Android 10, LG UX 9.1
Chipset
K30
Qualcomm MSM8917 Snapdragon 425 (28 nm)
K31
Mediatek MT6762 Helio P22 (12 nm)
CPU
K30
Quad-core 1.4 GHz Cortex-A53
K31
Octa-core 2.0 GHz Cortex-A53
GPU
K30
Adreno 308
K31
PowerVR GE8320
Card slot
K30
microSDXC (dedicated slot)
K31
microSDXC
Internal
K30
32GB 2GB RAM
K31
32GB 2GB RAM
Other
K30
eMMC 5.1
K31
eMMC 5.1
Single
K30
13 MP, PDAF
K31
-
Features
K30
LED flash, HDR
K31
LED flash, panorama, HDR
Video
K30
1080p@30fps
K31
1080p@30fps
Dual
K30
-
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
Single
K30
5 MP
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
K30
720p
K31
1080p@30fps
Loudspeaker
K30
Yes
K31
Yes
3.5mm jack
K30
Yes
K31
Yes
WLAN
K30
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
K30
4.2, A2DP, LE
K31
5.0, A2DP, LE
Positioning
K30
GPS
K31
GPS
NFC
K30
Yes (market/region dependent)
K31
No
Radio
K30
No
K31
No
USB
K30
USB Type-C 2.0
K31
microUSB 2.0
Sensors
K30
Fingerprint (rear-mounted), accelerometer, proximity, compass
K31
Fingerprint (rear-mounted), accelerometer
Type
K30
Li-Ion 2880 mAh, non-removable
K31
Li-Ion 3000 mAh
Charging
K30
10W wired
K31
-
Colors
K30
New Aurora Black, Blue
K31
Gray
Models
K30
LM-X410.F, LM-X410(FG), LM-X410.FN, LM-X410.FGN, LM-X410PM, LM-X410UM, LM-X210K, LM-K830
K31
LM-K300Q, LMK300, LGL355DL
Price
K30
About 160 EUR
K31
About 130 EUR