Screen size
K31Winner: 5.7"+74%
KG2751.5"
Quick verdict
K31 leads the measured specs 15-1.
Measured wins
K31
15
spec wins
Overall winner
Ties
1
equal specs
KG275
1
spec wins
Screen size
Technology
K31
GSM / CDMA / HSPA / LTE
KG275
GSM
2G bands
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
KG275
GSM 900 / 1800
3G bands
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
KG275
-
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
5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
KG275
-
Speed
K31
HSPA, LTE
KG275
-
GPRS
K31
-
KG275
No
EDGE
K31
-
KG275
No
Announced
K31
2020, August 21. Released 2020, August 21
KG275
2007, June
Status
K31
Discontinued
KG275
Discontinued
Dimensions
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
KG275
98 x 45 x 12.9 mm (3.86 x 1.77 x 0.51 in)
Weight
K31
146 g (5.15 oz)
KG275
59 g (2.08 oz)
SIM
K31
Nano-SIM + Nano-SIM
KG275
Mini-SIM
Other
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
KG275
-
Type
K31
IPS LCD
KG275
CSTN, 65K colors
Size
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
KG275
1.5 inches, 7.3 cm2 (~16.5% screen-to-body ratio)
Resolution
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
KG275
128 x 128 pixels, 1:1 ratio (~121 ppi density)
OS
K31
Android 10, LG UX 9.1
KG275
-
Chipset
K31
Mediatek MT6762 Helio P22 (12 nm)
KG275
-
CPU
K31
Octa-core 2.0 GHz Cortex-A53
KG275
-
GPU
K31
PowerVR GE8320
KG275
-
Card slot
K31
microSDXC
KG275
No
Internal
K31
32GB 2GB RAM
KG275
-
Other
K31
eMMC 5.1
KG275
-
Phonebook
K31
-
KG275
300 entries
Call records
K31
-
KG275
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
KG275
-
Features
K31
LED flash, panorama, HDR
KG275
-
Video
K31
1080p@30fps
KG275
-
Single
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
KG275
-
Video
K31
1080p@30fps
KG275
-
Loudspeaker
K31
Yes
KG275
Yes
3.5mm jack
K31
Yes
KG275
No
Alert types
K31
-
KG275
Vibration; Downloadable polyphonic ringtones
WLAN
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
KG275
No
Bluetooth
K31
5.0, A2DP, LE
KG275
No
Positioning
K31
GPS
KG275
No
NFC
K31
No
KG275
-
Radio
K31
No
KG275
No
USB
K31
microUSB 2.0
KG275
Proprietary
Sensors
K31
Fingerprint (rear-mounted), accelerometer
KG275
Messaging
K31
-
KG275
SMS
Browser
K31
-
KG275
No
Games
K31
-
KG275
Yes
Java
K31
-
KG275
No
Other
K31
-
KG275
Predictive text input Organizer Voice memo
Type
K31
Li-Ion 3000 mAh
KG275
Removable Li-Ion 750 mAh battery
Stand-by
K31
-
KG275
Up to 250 h
Talk time
K31
-
KG275
Up to 2 h 30 min
Colors
K31
Gray
KG275
Black, Gray
Models
K31
LM-K300Q, LMK300, LGL355DL
KG275
-
Price
K31
About 130 EUR
KG275
About 50 EUR
SAR EU
K31
-
KG275
0.96 W/kg (head)
Other
K31
-
KG275
No