Screen size
A1001.5"
K31Winner: 5.7"+74%
Quick verdict
K31 leads the measured specs 15-1.
Measured wins
A100
1
spec wins
Ties
1
equal specs
K31
15
spec wins
Overall winner
Screen size
Technology
A100
GSM
K31
GSM / CDMA / HSPA / LTE
2G bands
A100
GSM 900 / 1800
K31
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900
GPRS
A100
No
K31
-
EDGE
A100
No
K31
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
-
3G bands
A100
-
K31
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
A100
-
K31
2, 4, 5, 12, 13, 25, 26, 41, 66, 71
Speed
A100
-
K31
HSPA, LTE
Announced
A100
2011, May. Released 2011, Q2
K31
2020, August 21. Released 2020, August 21
Status
A100
Discontinued
K31
Discontinued
Dimensions
A100
104 x 43.7 x 13 mm (4.09 x 1.72 x 0.51 in)
K31
147.8 x 71.1 x 8.6 mm (5.82 x 2.80 x 0.34 in)
Weight
A100
58 g (2.05 oz)
K31
146 g (5.15 oz)
SIM
A100
Mini-SIM
K31
Nano-SIM + Nano-SIM
Other
A100
Flashlight
K31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
A100
TFT, 65K colors
K31
IPS LCD
Size
A100
1.5 inches, 7.3 cm2 (~16.0% screen-to-body ratio)
K31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
A100
128 x 128 pixels, 1:1 ratio (~121 ppi density)
K31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Card slot
A100
No
K31
microSDXC
Phonebook
A100
300 contacts
K31
-
Call records
A100
Yes
K31
-
Internal
A100
-
K31
32GB 2GB RAM
Other
A100
-
K31
eMMC 5.1
Other
A100
No
K31
-
Loudspeaker
A100
Yes
K31
Yes
3.5mm jack
A100
No
K31
Yes
WLAN
A100
No
K31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
A100
No
K31
5.0, A2DP, LE
Positioning
A100
No
K31
GPS
Radio
A100
No
K31
No
USB
A100
No
K31
microUSB 2.0
NFC
A100
-
K31
No
Sensors
A100
K31
Fingerprint (rear-mounted), accelerometer
Messaging
A100
SMS
K31
-
Browser
A100
No
K31
-
Games
A100
No
K31
-
Java
A100
No
K31
-
Type
A100
Removable Li-Ion 950 mAh battery
K31
Li-Ion 3000 mAh
Stand-by
A100
Up to 250 h
K31
-
Talk time
A100
Up to 4 h
K31
-
Colors
A100
Dark Grey, Brown White, Black
K31
Gray
Price
A100
About 30 EUR
K31
About 130 EUR
Models
A100
-
K31
LM-K300Q, LMK300, LGL355DL
OS
A100
-
K31
Android 10, LG UX 9.1
Chipset
A100
-
K31
Mediatek MT6762 Helio P22 (12 nm)
CPU
A100
-
K31
Octa-core 2.0 GHz Cortex-A53
GPU
A100
-
K31
PowerVR GE8320
Dual
A100
-
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
Features
A100
-
K31
LED flash, panorama, HDR
Video
A100
-
K31
1080p@30fps
Single
A100
-
K31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
A100
-
K31
1080p@30fps