Screen size
KS202.8"
Q31Winner: 5.7"+51%
Quick verdict
Q31 leads the measured specs 13-1.
Measured wins
KS20
1
spec wins
Ties
3
equal specs
Q31
13
spec wins
Overall winner
Screen size
Technology
KS20
GSM / HSPA
Q31
GSM / HSPA / LTE
2G bands
KS20
GSM 900 / 1800 / 1900
Q31
GSM 850 / 900 / 1800 / 1900
3G bands
KS20
HSDPA 2100
Q31
HSDPA 850 / 900 / 1900 / 2100
Speed
KS20
HSPA 3.6/0.384 Mbps
Q31
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
HSPA, LTE
4G bands
KS20
-
Q31
LTE
Announced
KS20
2007, September. Released 2008, January
Q31
2020, September 17. Released 2020, September 25
Status
KS20
Discontinued
Q31
Discontinued
Dimensions
KS20
99.8 x 58 x 12.8 mm (3.93 x 2.28 x 0.50 in)
Q31
147.9 x 71 x 8.7 mm (5.82 x 2.80 x 0.34 in)
Weight
KS20
92.5 g (3.25 oz)
Q31
145 g (5.11 oz)
SIM
KS20
Mini-SIM
Q31
Nano-SIM
Other
KS20
-
Q31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
KS20
TFT resistive touchscreen, 256K colors (65K effective)
Q31
IPS LCD
Size
KS20
2.8 inches, 24.3 cm2 (~41.9% screen-to-body ratio)
Q31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
KS20
240 x 320 pixels, 4:3 ratio (~143 ppi density)
Q31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Other
KS20
Handwriting recognition
Q31
-
OS
KS20
Microsoft Windows Mobile 6.0 Professional
Q31
Android 10
Chipset
KS20
Qualcomm MSM72000
Q31
Mediatek MT6762 Helio P22 (12 nm)
CPU
KS20
400 MHz ARM 11
Q31
Octa-core 2.0 GHz Cortex-A53
GPU
KS20
Adreno 130
Q31
PowerVR GE8320
Card slot
KS20
microSD (dedicated slot)
Q31
microSDXC
Internal
KS20
128MB
Q31
32GB 3GB RAM
Other
KS20
-
Q31
eMMC 5.1
Single
KS20
2 MP, AF
Q31
-
Features
KS20
LED flash
Q31
LED flash, panorama, HDR
Video
KS20
Yes
Q31
1080p@30fps
Dual
KS20
-
Q31
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
Single
KS20
VGA videocall camera
Q31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
KS20
Q31
1080p@30fps
Loudspeaker
KS20
Yes
Q31
Yes
Alert types
KS20
Vibration; Downloadable polyphonic, MP3 ringtones, composer
Q31
-
3.5mm jack
KS20
No
Q31
Yes
WLAN
KS20
Wi-Fi 802.11b/g
Q31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
KS20
2.0, A2DP
Q31
5.0, A2DP, LE
Positioning
KS20
No
Q31
GPS
Radio
KS20
Stereo FM radio, RDS
Q31
No
USB
KS20
2.0
Q31
microUSB 2.0
NFC
KS20
-
Q31
No
Sensors
KS20
Q31
Accelerometer
Browser
KS20
WAP 2.0/xHTML, HTML (IE mobile 7.6)
Q31
-
Other
KS20
MP3/MP4/WMV/AAC/DivX player Pocket Office Organizer Voice memo
Q31
-
Type
KS20
Removable Li-Ion 1050 mAh battery
Q31
Li-Ion 3000 mAh
Stand-by
KS20
Up to 270 h
Q31
-
Talk time
KS20
Up to 4 h (2G) / Up to 3 h (3G)
Q31
-
Colors
KS20
Black, Baby Pink
Q31
Silver
SAR
KS20
1.27 W/kg (head) 1.07 W/kg (body)
Q31
-
SAR EU
KS20
0.50 W/kg (head)
Q31
-
Price
KS20
About 100 EUR
Q31
About 150 EUR
Models
KS20
-
Q31
LM-Q310N