Screen size
KT5202.2"
Q31Winner: 5.7"+61%
Quick verdict
Q31 leads the measured specs 13-2.
Measured wins
KT520
2
spec wins
Ties
2
equal specs
Q31
13
spec wins
Overall winner
Screen size
Technology
KT520
GSM / HSPA
Q31
GSM / HSPA / LTE
2G bands
KT520
GSM 900 / 1800 / 1900
Q31
GSM 850 / 900 / 1800 / 1900
3G bands
KT520
HSDPA 2100
Q31
HSDPA 850 / 900 / 1900 / 2100
Speed
KT520
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
5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
HSPA, LTE
4G bands
KT520
-
Q31
LTE
Announced
KT520
2008, February. Released 2008, August
Q31
2020, September 17. Released 2020, September 25
Status
KT520
Discontinued
Q31
Discontinued
Dimensions
KT520
101.4 x 49.6 x 15.3 mm (3.99 x 1.95 x 0.60 in)
Q31
147.9 x 71 x 8.7 mm (5.82 x 2.80 x 0.34 in)
Weight
KT520
97 g (3.42 oz)
Q31
145 g (5.11 oz)
SIM
KT520
Mini-SIM
Q31
Nano-SIM
Other
KT520
-
Q31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
KT520
TFT, 256K colors
Q31
IPS LCD
Size
KT520
2.2 inches, 15.0 cm2 (~29.8% screen-to-body ratio)
Q31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Resolution
KT520
240 x 320 pixels, 4:3 ratio (~182 ppi density)
Q31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Other
KT520
360 deg finger mouse navigation Downloadable themes
Q31
-
Card slot
KT520
microSDHC (dedicated slot)
Q31
microSDXC
Phonebook
KT520
Yes, Photocall
Q31
-
Call records
KT520
40 dialed, 40 received, 40 missed calls
Q31
-
Internal
KT520
30MB
Q31
32GB 3GB RAM
Other
KT520
-
Q31
eMMC 5.1
Single
KT520
3.15 MP
Q31
-
Video
KT520
Yes
Q31
1080p@30fps
Dual
KT520
-
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
Features
KT520
-
Q31
LED flash, panorama, HDR
Single
KT520
Yes
Q31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Video
KT520
Q31
1080p@30fps
Loudspeaker
KT520
Yes
Q31
Yes
Alert types
KT520
Vibration; Downloadable polyphonic, MP3 ringtones
Q31
-
3.5mm jack
KT520
No
Q31
Yes
WLAN
KT520
No
Q31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
KT520
2.0
Q31
5.0, A2DP, LE
Positioning
KT520
No
Q31
GPS
Radio
KT520
No
Q31
No
USB
KT520
Proprietary
Q31
microUSB 2.0
NFC
KT520
-
Q31
No
Sensors
KT520
Q31
Accelerometer
Messaging
KT520
SMS, EMS, MMS
Q31
-
Browser
KT520
WAP 2.0/xHTML, HTML
Q31
-
Games
KT520
Yes
Q31
-
Java
KT520
Yes, MIDP 2.0
Q31
-
Other
KT520
MP3 player Voice command/dial
Q31
-
Type
KT520
Removable Li-Ion 800 mAh battery
Q31
Li-Ion 3000 mAh
Stand-by
KT520
Up to 290 h
Q31
-
Talk time
KT520
Up to 3 h 30 min
Q31
-
Colors
KT520
Q31
Silver
SAR
KT520
0.49 W/kg (head) 0.22 W/kg (body)
Q31
-
Price
KT520
About 70 EUR
Q31
About 150 EUR
Models
KT520
-
Q31
LM-Q310N
OS
KT520
-
Q31
Android 10
Chipset
KT520
-
Q31
Mediatek MT6762 Helio P22 (12 nm)
CPU
KT520
-
Q31
Octa-core 2.0 GHz Cortex-A53
GPU
KT520
-
Q31
PowerVR GE8320