Screen size
K31Winner: 5.7"+44%
Optimus Slider3.2"
Quick verdict
K31 leads the measured specs 13-0.
Measured wins
K31
13
spec wins
Overall winner
Ties
4
equal specs
Optimus Slider
0
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
Optimus Slider
CDMA / EVDO
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
Optimus Slider
CDMA 800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Optimus Slider
CDMA2000 1xEV-DO
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 Slider
-
Speed
K31
HSPA, LTE
Optimus Slider
EV-DO Rev.A 3.1 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
Optimus Slider
2011, October. Released 2011, October
Status
K31
Discontinued
Optimus Slider
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Optimus Slider
115 x 59 x 15 mm (4.53 x 2.32 x 0.59 in)
Weight
K31
146 g (5.15 oz)
Optimus Slider
-
SIM
K31
Nano-SIM + Nano-SIM
Optimus Slider
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Optimus Slider
-
Keyboard
K31
-
Optimus Slider
QWERTY
Type
K31
IPS LCD
Optimus Slider
TFT
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Optimus Slider
3.2 inches, 30.5 cm2 (~44.9% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Optimus Slider
320 x 480 pixels, 3:2 ratio (~180 ppi density)
OS
K31
Android 10, LG UX 9.1
Optimus Slider
Android 2.3 (Gingerbread)
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
Optimus Slider
-
CPU
K31
Octa-core 2.0 GHz Cortex-A53
Optimus Slider
800 MHz
GPU
K31
PowerVR GE8320
Optimus Slider
-
Card slot
K31
microSDXC
Optimus Slider
microSDHC (dedicated slot)
Internal
K31
32GB 2GB RAM
Optimus Slider
512MB RAM, 512MB
Other
K31
eMMC 5.1
Optimus Slider
-
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 Slider
-
Features
K31
LED flash, panorama, HDR
Optimus Slider
-
Video
K31
1080p@30fps
Optimus Slider
Yes
Single
K31
-
Optimus Slider
3.2 MP
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Optimus Slider
-
Video
K31
1080p@30fps
Optimus Slider
-
Other
K31
-
Optimus Slider
No
Loudspeaker
K31
Yes
Optimus Slider
Yes
3.5mm jack
K31
Yes
Optimus Slider
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Optimus Slider
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
K31
5.0, A2DP, LE
Optimus Slider
3.0, A2DP
Positioning
K31
GPS
Optimus Slider
GPS, A-GPS
NFC
K31
No
Optimus Slider
-
Radio
K31
No
Optimus Slider
-
USB
K31
microUSB 2.0
Optimus Slider
microUSB 2.0
Sensors
K31
Fingerprint (rear-mounted), accelerometer
Optimus Slider
Accelerometer, proximity, compass
Other
K31
-
Optimus Slider
MP3/WAV/eAAC+ player MP4/H.264 player Document viewer Photo viewer Organizer Voice memo/dial Predictive text input
Type
K31
Li-Ion 3000 mAh
Optimus Slider
Removable Li-Ion 1500 mAh battery
Stand-by
K31
-
Optimus Slider
Up to 288 h
Talk time
K31
-
Optimus Slider
Up to 3 h 40 min
Colors
K31
Gray
Optimus Slider
Black
Models
K31
LM-K300Q, LMK300, LGL355DL
Optimus Slider
-
Price
K31
About 130 EUR
Optimus Slider
About 90 EUR
SAR
K31
-
Optimus Slider
0.48 W/kg (head) 0.42 W/kg (body)