Screen size
K31Winner: 5.7"+18%
Optimus L9 II4.7"
Quick verdict
K31 leads the measured specs 10-3.
Measured wins
K31
10
spec wins
Overall winner
Ties
4
equal specs
Optimus L9 II
3
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
Optimus L9 II
GSM / HSPA
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
Optimus L9 II
GSM 850 / 900 / 1800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Optimus L9 II
HSDPA 900 / 2100 , 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
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Optimus L9 II
-
Speed
K31
HSPA, LTE
Optimus L9 II
HSPA 42.2/5.76 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
Optimus L9 II
2013, August. Released 2013, October
Status
K31
Discontinued
Optimus L9 II
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Optimus L9 II
128.4 x 66.5 x 9 mm (5.06 x 2.62 x 0.35 in)
Weight
K31
146 g (5.15 oz)
Optimus L9 II
120 g (4.23 oz)
SIM
K31
Nano-SIM + Nano-SIM
Optimus L9 II
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Optimus L9 II
-
Type
K31
IPS LCD
Optimus L9 II
True HD-IPS LCD
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Optimus L9 II
4.7 inches, 60.9 cm2 (~71.3% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Optimus L9 II
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
OS
K31
Android 10, LG UX 9.1
Optimus L9 II
Android 4.1.2 (Jelly Bean), upgradаble to 4.4.2 (KitKat)
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
Optimus L9 II
Qualcomm MSM8230 Snapdragon 400 (28 nm)
CPU
K31
Octa-core 2.0 GHz Cortex-A53
Optimus L9 II
Dual-core 1.4 GHz Krait
GPU
K31
PowerVR GE8320
Optimus L9 II
Adreno 305
Card slot
K31
microSDXC
Optimus L9 II
microSDHC (dedicated slot)
Internal
K31
32GB 2GB RAM
Optimus L9 II
8GB 1GB RAM
Other
K31
eMMC 5.1
Optimus L9 II
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
Optimus L9 II
-
Features
K31
LED flash, panorama, HDR
Optimus L9 II
LED flash
Video
K31
1080p@30fps
Optimus L9 II
1080p@30fps
Single
K31
-
Optimus L9 II
8 MP, AF
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Optimus L9 II
1.3 MP
Video
K31
1080p@30fps
Optimus L9 II
Loudspeaker
K31
Yes
Optimus L9 II
Yes
3.5mm jack
K31
Yes
Optimus L9 II
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Optimus L9 II
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth
K31
5.0, A2DP, LE
Optimus L9 II
4.0, A2DP, LE
Positioning
K31
GPS
Optimus L9 II
GPS
NFC
K31
No
Optimus L9 II
Yes
Radio
K31
No
Optimus L9 II
Stereo FM radio, RDS
USB
K31
microUSB 2.0
Optimus L9 II
microUSB 2.0 HS
Infrared port
K31
-
Optimus L9 II
Yes
Sensors
K31
Fingerprint (rear-mounted), accelerometer
Optimus L9 II
Accelerometer, proximity, compass
Type
K31
Li-Ion 3000 mAh
Optimus L9 II
Li-Ion 2150 mAh, removable
Stand-by
K31
-
Optimus L9 II
Up to 480 h (2G) / Up to 480 h (3G)
Talk time
K31
-
Optimus L9 II
Up to 7 h 40 min (2G) / Up to 10 h 50 min (3G)
Colors
K31
Gray
Optimus L9 II
White, Black
Models
K31
LM-K300Q, LMK300, LGL355DL
Optimus L9 II
D605
Price
K31
About 130 EUR
Optimus L9 II
About 250 EUR
SAR
K31
-
Optimus L9 II
0.42 W/kg (head) 0.82 W/kg (body)
SAR EU
K31
-
Optimus L9 II
0.47 W/kg (head) 0.46 W/kg (body)