Screen size
K31Winner: 5.7"+39%
L40 D1603.5"
Quick verdict
K31 leads the measured specs 11-2.
Measured wins
K31
11
spec wins
Overall winner
Ties
4
equal specs
L40 D160
2
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
L40 D160
GSM / CDMA / HSPA / EVDO
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
L40 D160
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 - L34C
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
L40 D160
HSDPA 900 / 2100 , CDMA2000 1xEV-DO - L34C
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
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
L40 D160
-
Speed
K31
HSPA, LTE
L40 D160
HSPA 14.4/5.76 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
L40 D160
2014, February. Released 2014, April
Status
K31
Discontinued
L40 D160
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
L40 D160
109.4 x 59 x 11.9 mm (4.31 x 2.32 x 0.47 in)
Weight
K31
146 g (5.15 oz)
L40 D160
114 g (4.02 oz)
SIM
K31
Nano-SIM + Nano-SIM
L40 D160
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
L40 D160
-
Type
K31
IPS LCD
L40 D160
IPS LCD
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
L40 D160
3.5 inches, 36.5 cm2 (~56.5% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
L40 D160
320 x 480 pixels, 3:2 ratio (~165 ppi density)
Protection
K31
-
L40 D160
Corning Gorilla Glass 2
OS
K31
Android 10, LG UX 9.1
L40 D160
Android 4.4.2 (KitKat), LG UI 3
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
L40 D160
Qualcomm MSM8210 Snapdragon 200 (28 nm)
CPU
K31
Octa-core 2.0 GHz Cortex-A53
L40 D160
Dual-core 1.2 GHz Cortex-A7
GPU
K31
PowerVR GE8320
L40 D160
Adreno 302
Card slot
K31
microSDXC
L40 D160
microSDHC (dedicated slot)
Internal
K31
32GB 2GB RAM
L40 D160
4GB 512MB RAM
Other
K31
eMMC 5.1
L40 D160
eMMC 4.5
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
L40 D160
-
Features
K31
LED flash, panorama, HDR
L40 D160
-
Video
K31
1080p@30fps
L40 D160
480p
Single
K31
-
L40 D160
3.15 MP
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
L40 D160
-
Video
K31
1080p@30fps
L40 D160
-
Other
K31
-
L40 D160
No
Loudspeaker
K31
Yes
L40 D160
Yes
3.5mm jack
K31
Yes
L40 D160
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
L40 D160
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
K31
5.0, A2DP, LE
L40 D160
4.0, A2DP, EDR
Positioning
K31
GPS
L40 D160
A-GPS only
NFC
K31
No
L40 D160
No
Radio
K31
No
L40 D160
FM radio, RDS
USB
K31
microUSB 2.0
L40 D160
microUSB
Sensors
K31
Fingerprint (rear-mounted), accelerometer
L40 D160
Accelerometer
Type
K31
Li-Ion 3000 mAh
L40 D160
Li-Ion 1540 mAh, removable
Stand-by
K31
-
L40 D160
Up to 550 h (2G) / Up to 550 h (3G)
Talk time
K31
-
L40 D160
Up to 14 h (2G) / Up to 11 h (3G)
Colors
K31
Gray
L40 D160
White, Black
Models
K31
LM-K300Q, LMK300, LGL355DL
L40 D160
-
Price
K31
About 130 EUR
L40 D160
About 80 EUR
SAR
K31
-
L40 D160
1.29 W/kg (head) 1.08 W/kg (body)
SAR EU
K31
-
L40 D160
1.12 W/kg (head) 0.79 W/kg (body)