Screen size
K31Winner: 5.7"+65%
KF3102.0"
Quick verdict
K31 leads the measured specs 13-1.
Measured wins
K31
13
spec wins
Overall winner
Ties
3
equal specs
KF310
1
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
KF310
GSM / UMTS
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
KF310
GSM 900 / 1800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
KF310
UMTS 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
SD card
equal specsStereo speakers
KF310
-
Speed
K31
HSPA, LTE
KF310
Yes, 384 kbps
Announced
K31
2020, August 21. Released 2020, August 21
KF310
2008, February. Released 2008, May
Status
K31
Discontinued
KF310
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
KF310
97 x 48 x 16.8 mm (3.82 x 1.89 x 0.66 in)
Weight
K31
146 g (5.15 oz)
KF310
95 g (3.35 oz)
SIM
K31
Nano-SIM + Nano-SIM
KF310
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
KF310
-
Type
K31
IPS LCD
KF310
TFT, 256K colors
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
KF310
2.0 inches, 12.6 cm2 (~27.0% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
KF310
176 x 220 pixels (~141 ppi density)
Other
K31
-
KF310
Downloadable wallpapers
OS
K31
Android 10, LG UX 9.1
KF310
-
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
KF310
-
CPU
K31
Octa-core 2.0 GHz Cortex-A53
KF310
-
GPU
K31
PowerVR GE8320
KF310
-
Card slot
K31
microSDXC
KF310
microSD (dedicated slot)
Internal
K31
32GB 2GB RAM
KF310
40MB
Other
K31
eMMC 5.1
KF310
-
Phonebook
K31
-
KF310
Yes
Call records
K31
-
KF310
40 dialed, 40 received, 40 missed calls
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
KF310
-
Features
K31
LED flash, panorama, HDR
KF310
-
Video
K31
1080p@30fps
KF310
Yes
Single
K31
-
KF310
2 MP
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
KF310
VGA videocall camera
Video
K31
1080p@30fps
KF310
Loudspeaker
K31
Yes
KF310
Yes
3.5mm jack
K31
Yes
KF310
No
Alert types
K31
-
KF310
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
KF310
No
Bluetooth
K31
5.0, A2DP, LE
KF310
1.2
Positioning
K31
GPS
KF310
No
NFC
K31
No
KF310
-
Radio
K31
No
KF310
No
USB
K31
microUSB 2.0
KF310
2.0
Sensors
K31
Fingerprint (rear-mounted), accelerometer
KF310
Messaging
K31
-
KF310
SMS, EMS, MMS, Email, Instant Messaging
Browser
K31
-
KF310
WAP 2.0/xHTML
Games
K31
-
KF310
Yes
Java
K31
-
KF310
Yes, MIDP 2.0
Other
K31
-
KF310
MP3/MP4 player Organizer Voice memo Predictive text input
Type
K31
Li-Ion 3000 mAh
KF310
Removable Li-Ion 900 mAh battery
Stand-by
K31
-
KF310
Up to 450 h
Talk time
K31
-
KF310
Up to 5 h
Colors
K31
Gray
KF310
Black, White
Models
K31
LM-K300Q, LMK300, LGL355DL
KF310
-
Price
K31
About 130 EUR
KF310
About 60 EUR
SAR
K31
-
KF310
0.93 W/kg (head) 1.46 W/kg (body)