Screen size
K31Winner: 5.7"+25%
Revolution4.3"
Quick verdict
K31 leads the measured specs 13-0.
Measured wins
K31
13
spec wins
Overall winner
Ties
4
equal specs
Revolution
0
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
Revolution
CDMA / EVDO / LTE
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
Revolution
CDMA 800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Revolution
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
Revolution
13
Speed
K31
HSPA, LTE
Revolution
LTE, EV-DO Rev.A 3.1 Mbps
Announced
K31
2020, August 21. Released 2020, August 21
Revolution
2011, January. Released 2011, May
Status
K31
Discontinued
Revolution
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Revolution
128 x 67 x 13.2 mm (5.04 x 2.64 x 0.52 in)
Weight
K31
146 g (5.15 oz)
Revolution
172 g (6.07 oz)
SIM
K31
Nano-SIM + Nano-SIM
Revolution
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Revolution
-
Type
K31
IPS LCD
Revolution
TFT
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Revolution
4.3 inches, 52.6 cm2 (~61.4% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Revolution
480 x 800 pixels, 5:3 ratio (~217 ppi density)
OS
K31
Android 10, LG UX 9.1
Revolution
Android 2.2 (Froyo), upgradable to 2.3 (Gingerbread)
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
Revolution
Qualcomm MSM8655 Snapdragon S2
CPU
K31
Octa-core 2.0 GHz Cortex-A53
Revolution
1.0 GHz Scorpion
GPU
K31
PowerVR GE8320
Revolution
Adreno 205
Card slot
K31
microSDXC
Revolution
microSDHC (dedicated slot), 16 GB included
Internal
K31
32GB 2GB RAM
Revolution
16GB
Other
K31
eMMC 5.1
Revolution
-
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
Revolution
-
Features
K31
LED flash, panorama, HDR
Revolution
LED flash
Video
K31
1080p@30fps
Revolution
720p
Single
K31
-
Revolution
5 MP, AF
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Revolution
1.3 MP
Video
K31
1080p@30fps
Revolution
Loudspeaker
K31
Yes
Revolution
Yes
3.5mm jack
K31
Yes
Revolution
Yes
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Revolution
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
K31
5.0, A2DP, LE
Revolution
3.0, A2DP, EDR
Positioning
K31
GPS
Revolution
GPS, A-GPS
NFC
K31
No
Revolution
-
Radio
K31
No
Revolution
No
USB
K31
microUSB 2.0
Revolution
microUSB 2.0
Sensors
K31
Fingerprint (rear-mounted), accelerometer
Revolution
Accelerometer, proximity, compass
Browser
K31
-
Revolution
HTML, Adobe Flash
Other
K31
-
Revolution
HDMI port MP4/H.264/DivX player MP3/WAV/WMA/eAAC+ player Document viewer Photo editor Organizer Voice memo/dial/commands Predictive text input (Swype)
Type
K31
Li-Ion 3000 mAh
Revolution
Removable Li-Ion 1500 mAh battery
Stand-by
K31
-
Revolution
Up to 335 h
Talk time
K31
-
Revolution
Up to 7 h 20 min
Colors
K31
Gray
Revolution
Black
Models
K31
LM-K300Q, LMK300, LGL355DL
Revolution
-
Price
K31
About 130 EUR
Revolution
About 80 EUR
SAR
K31
-
Revolution
0.66 W/kg (head) 0.79 W/kg (body)