Screen size
Q315.7"
Q9Winner: 6.1"+6.6%
Quick verdict
Q9 leads the measured specs 13-1.
Measured wins
Q31
1
spec wins
Ties
5
equal specs
Q9
13
spec wins
Overall winner
Screen size
Technology
Q31
GSM / HSPA / LTE
Q9
GSM / HSPA / LTE
2G bands
Q31
GSM 850 / 900 / 1800 / 1900
Q9
GSM 850 / 900 / 1800 / 1900
3G bands
Q31
HSDPA 850 / 900 / 1900 / 2100
Q9
HSDPA 850 / 900 / 1900 / 2100
4G bands
Q31
LTE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Q9
1, 3, 5, 7, 8, 28, 38
Speed
Q31
HSPA, LTE
Q9
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat11 600/50 Mbps
Announced
Q31
2020, September 17. Released 2020, September 25
Q9
2019, January. Released 2019, July
Status
Q31
Discontinued
Q9
Discontinued
Dimensions
Q31
147.9 x 71 x 8.7 mm (5.82 x 2.80 x 0.34 in)
Q9
153.2 x 71.9 x 7.9 mm (6.03 x 2.83 x 0.31 in)
Weight
Q31
145 g (5.11 oz)
Q9
159 g (5.61 oz)
SIM
Q31
Nano-SIM
Q9
· Nano-SIM· Nano-SIM + Nano-SIM
Other
Q31
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Q9
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
Q31
IPS LCD
Q9
IPS LCD, HDR10
Size
Q31
5.7 inches, 81.1 cm2 (~77.2% screen-to-body ratio)
Q9
6.1 inches, 91.0 cm2 (~82.6% screen-to-body ratio)
Resolution
Q31
720 x 1520 pixels, 19:9 ratio (~295 ppi density)
Q9
1440 x 3120 pixels, 19.5:9 ratio (~564 ppi density)
OS
Q31
Android 10
Q9
Android 8.1 (Oreo)
Chipset
Q31
Mediatek MT6762 Helio P22 (12 nm)
Q9
Qualcomm MSM8996 Snapdragon 821 (14 nm)
CPU
Q31
Octa-core 2.0 GHz Cortex-A53
Q9
Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
GPU
Q31
PowerVR GE8320
Q9
Adreno 530
Card slot
Q31
microSDXC
Q9
microSDXC (dedicated slot)
Internal
Q31
32GB 3GB RAM
Q9
64GB 4GB RAM
Other
Q31
eMMC 5.1
Q9
UFS 2.0
Dual
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
Q9
-
Features
Q31
LED flash, panorama, HDR
Q9
LED flash, HDR, panorama
Video
Q31
1080p@30fps
Q9
4K@30fps
Single
Q31
-
Q9
16 MP, f/2.2, 28mm (wide), PDAF
Single
Q31
5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm
Q9
8 MP, f/1.9, 26mm (wide)
Video
Q31
1080p@30fps
Q9
1080p@30fps
Features
Q31
-
Q9
HDR
Loudspeaker
Q31
Yes
Q9
Yes
3.5mm jack
Q31
Yes
Q9
Yes
Other
Q31
-
Q9
32-bit/192kHz Hi-Res audio
WLAN
Q31
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Q9
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Bluetooth
Q31
5.0, A2DP, LE
Q9
5.0, A2DP, LE
Positioning
Q31
GPS
Q9
GPS, GLONASS, BDS
NFC
Q31
No
Q9
Yes
Radio
Q31
No
Q9
FM radio
USB
Q31
microUSB 2.0
Q9
USB Type-C 3.1, OTG
Sensors
Q31
Accelerometer
Q9
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Type
Q31
Li-Ion 3000 mAh
Q9
Li-Ion 3000 mAh, non-removable
Charging
Q31
-
Q9
18W wired, QC3
Colors
Q31
Silver
Q9
Carmine Red, New Aurora Black, New Moroccan Blue
Models
Q31
LM-Q310N
Q9
LM-Q925S, LM-Q925L, LM-Q925K
Price
Q31
About 150 EUR
Q9
About 400 EUR