Screen size
K31Winner: 5.7"+61%
S3102.2"
Quick verdict
K31 leads the measured specs 12-2.
Measured wins
K31
12
spec wins
Overall winner
Ties
3
equal specs
S310
2
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
S310
GSM
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
S310
GSM 850 / 900 / 1800 / 1900
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
S310
-
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
S310
-
Speed
K31
HSPA, LTE
S310
-
GPRS
K31
-
S310
Yes
EDGE
K31
-
S310
Yes
Announced
K31
2020, August 21. Released 2020, August 21
S310
2010, November. Released 2010, November
Status
K31
Discontinued
S310
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
S310
114 x 48.4 x 10.5 mm (4.49 x 1.91 x 0.41 in)
Weight
K31
146 g (5.15 oz)
S310
86 g (3.03 oz)
SIM
K31
Nano-SIM + Nano-SIM
S310
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
S310
-
Type
K31
IPS LCD
S310
TFT, 256K colors
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
S310
2.2 inches, 15.2 cm2 (~27.6% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
S310
176 x 220 pixels (~128 ppi density)
OS
K31
Android 10, LG UX 9.1
S310
-
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
S310
-
CPU
K31
Octa-core 2.0 GHz Cortex-A53
S310
-
GPU
K31
PowerVR GE8320
S310
-
Card slot
K31
microSDXC
S310
microSDHC (dedicated slot)
Internal
K31
32GB 2GB RAM
S310
15MB
Other
K31
eMMC 5.1
S310
-
Phonebook
K31
-
S310
1000 entries, Photocall
Call records
K31
-
S310
Yes
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
S310
-
Features
K31
LED flash, panorama, HDR
S310
-
Video
K31
1080p@30fps
S310
Yes
Single
K31
-
S310
3.15 MP
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
S310
-
Video
K31
1080p@30fps
S310
-
Other
K31
-
S310
No
Loudspeaker
K31
Yes
S310
Yes
3.5mm jack
K31
Yes
S310
No
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
S310
No
Bluetooth
K31
5.0, A2DP, LE
S310
2.1, A2DP
Positioning
K31
GPS
S310
No
NFC
K31
No
S310
-
Radio
K31
No
S310
FM radio
USB
K31
microUSB 2.0
S310
microUSB 2.0
Sensors
K31
Fingerprint (rear-mounted), accelerometer
S310
Messaging
K31
-
S310
SMS, MMS, Email
Browser
K31
-
S310
WAP 2.0/xHTML, HTML
Games
K31
-
S310
Yes
Java
K31
-
S310
Yes, MIDP 2.1
Other
K31
-
S310
SNS integration MP3/WAV/eAAC+ MP4/H.264 player Organizer Document viewer Voice memo Predictive text input
Type
K31
Li-Ion 3000 mAh
S310
Removable Li-Ion 900 mAh battery
Stand-by
K31
-
S310
Up to 800 h
Talk time
K31
-
S310
Up to 13 h 30 min
Colors
K31
Gray
S310
Black, White
Models
K31
LM-K300Q, LMK300, LGL355DL
S310
-
Price
K31
About 130 EUR
S310
About 80 EUR
SAR EU
K31
-
S310
0.92 W/kg (head) 0.93 W/kg (body)