Screen size
Q51Winner: 6.5"+15%
X power25.5"
Quick verdict
Q51 leads the measured specs 9-4.
Measured wins
Q51
9
spec wins
Overall winner
Ties
6
equal specs
X power2
4
spec wins
Screen size
Technology
Q51
GSM / HSPA / LTE
X power2
GSM / HSPA / LTE
2G bands
Q51
GSM 850 / 900 / 1800 / 1900
X power2
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands
Q51
HSDPA 850 / 900 / 1900 / 2100
X power2
HSDPA 850 / 900 / 1900 / 2100
4G bands
Q51
1, 3, 7, 8, 20
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
X power2
LTE
Speed
Q51
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/75 Mbps
X power2
HSPA, LTE
Announced
Q51
2020, February 25. Released 2020, February 26
X power2
2017, February. Released 2017, June
Status
Q51
Discontinued
X power2
Discontinued
Dimensions
Q51
164.5 x 77.5 x 8.4 mm (6.48 x 3.05 x 0.33 in)
X power2
154.7 x 78.1 x 8.4 mm (6.09 x 3.07 x 0.33 in)
Weight
Q51
-
X power2
164 g (5.78 oz)
SIM
Q51
Nano-SIM + Nano-SIM
X power2
Single SIM or Dual SIM
Other
Q51
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
X power2
-
Type
Q51
IPS LCD
X power2
IPS LCD
Size
Q51
6.5 inches, 105.5 cm2 (~82.7% screen-to-body ratio)
X power2
5.5 inches, 83.4 cm2 (~69.0% screen-to-body ratio)
Resolution
Q51
720 x 1520 pixels, 19:9 ratio (~259 ppi density)
X power2
720 x 1280 pixels, 16:9 ratio (~267 ppi density)
OS
Q51
Android 10
X power2
Android 7.0 (Nougat), upgradable to Android 8.1 (Oreo)
Chipset
Q51
Mediatek MT6762 Helio P22 (12 nm)
X power2
Mediatek MT6750Qualcomm MSM8917 Snapdragon 425 (28 nm) - M320G
CPU
Q51
Octa-core 2.0 GHz Cortex-A53
X power2
Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)Quad-core 1.4 GHz Cortex-A53
GPU
Q51
PowerVR GE8320
X power2
Mali-T860MP2Adreno 308
Card slot
Q51
microSDXC (dedicated slot)
X power2
microSDXC (dedicated slot)
Internal
Q51
32GB 3GB RAM
X power2
16GB 1.5GB RAM, 16GB 2GB RAM, 32GB 2GB RAM
Other
Q51
eMMC 5.1
X power2
eMMC 5.1
Triple
Q51
13 MP, (wide), PDAF 5 MP, 13mm (ultrawide) Auxiliary lens
X power2
-
Features
Q51
LED flash, panorama, HDR
X power2
LED flash, HDR
Video
Q51
1080p@30fps
X power2
1080p@30fps or 720p@30fps (M320G)
Single
Q51
-
X power2
13 MP, 1/3.1", 1.12µm, AF
Single
Q51
13 MP, (wide), 1/3.1", 1.12µm
X power2
5 MP, 1/5.0", 1.12µm
Video
Q51
1080p@30fps
X power2
Features
Q51
-
X power2
LED flash
Loudspeaker
Q51
Yes, with stereo speakers
X power2
Yes
3.5mm jack
Q51
Yes
X power2
Yes
WLAN
Q51
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
X power2
Wi-Fi 802.11 b/g/n
Bluetooth
Q51
5.0, A2DP, LE
X power2
4.2, A2DP, LE
Positioning
Q51
GPS
X power2
GPS, GLONASS
NFC
Q51
Yes
X power2
No
Radio
Q51
No
X power2
FM radio
USB
Q51
USB Type-C 2.0
X power2
microUSB 2.0, OTG
Sensors
Q51
Fingerprint (rear-mounted), accelerometer, proximity, compass
X power2
Accelerometer, gyro, proximity, compass
Type
Q51
Li-Po 4000 mAh
X power2
Li-Ion 4500 mAh, non-removable
Charging
Q51
-
X power2
18W wired, QC2 (market dependent)
Colors
Q51
Frozen White, Moonlight Titanium
X power2
Black Titan, Shiny Titan, Shiny Gold, Shiny Blue
Models
Q51
LM-Q510N
X power2
M320, SP320, M327, M322, M320G, US601
Price
Q51
About 240 EUR
X power2
About 180 EUR