Screen size
K51SWinner: 6.6"+0.3%
Q616.5"
Quick verdict
Q61 leads the measured specs 5-2.
Measured wins
K51S
2
spec wins
Ties
10
equal specs
Q61
5
spec wins
Overall winner
Screen size
Technology
K51S
GSM / HSPA / LTE
Q61
GSM / HSPA / LTE
2G bands
K51S
GSM 850 / 900 / 1800 / 1900
Q61
GSM 850 / 900 / 1800 / 1900
3G bands
K51S
HSDPA 850 / 900 / 1900 / 2100
Q61
HSDPA 850 / 900 / 1900 / 2100
4G bands
K51S
1, 3, 7, 8, 20, 28, 38
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
equal specsMain camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Q61
LTE
Speed
K51S
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Q61
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Announced
K51S
2020, February 18. Released 2020, April 27
Q61
2020, May 21. Released 2020, May 29
Status
K51S
Discontinued
Q61
Discontinued
Dimensions
K51S
165.2 x 76.7 x 8.3 mm (6.50 x 3.02 x 0.33 in)
Q61
164.5 x 77.5 x 8.3 mm (6.48 x 3.05 x 0.33 in)
Weight
K51S
194.5 g (6.88 oz)
Q61
-
SIM
K51S
· Nano-SIM· Nano-SIM + Nano-SIM
Q61
Nano-SIM
Other
K51S
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Q61
MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Type
K51S
IPS LCD
Q61
IPS LCD
Size
K51S
6.55 inches, 93.6 cm2 (~73.8% screen-to-body ratio)
Q61
6.53 inches, 104.7 cm2 (~82.1% screen-to-body ratio)
Resolution
K51S
720 x 1600 pixels, 20:9 ratio (~282 ppi density)
Q61
1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection
K51S
Scratch-resistant glass
Q61
Scratch-resistant glass
OS
K51S
Android 9.0 (Pie)
Q61
Android 9.0 (Pie)
Chipset
K51S
Mediatek MT6765 Helio P35 (12 nm)
Q61
Mediatek MT6765 Helio P35 (12 nm)
CPU
K51S
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Q61
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU
K51S
PowerVR GE8320
Q61
PowerVR GE8320
Card slot
K51S
microSDXC (dedicated slot)
Q61
microSDXC (dedicated slot)
Internal
K51S
64GB 3GB RAM
Q61
64GB 4GB RAM
Other
K51S
eMMC 5.1
Q61
eMMC 5.1
Quad
K51S
32 MP, (wide), PDAF 5 MP, f/2.2, 115˚, (ultrawide) 2 MP (macro) Auxiliary lens
Q61
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 118˚, (ultrawide) 2 MP (macro) Auxiliary lens
Features
K51S
LED flash, panorama, HDR
Q61
LED flash, panorama, HDR
Video
K51S
1080p@30fps
Q61
1080p@30fps
Single
K51S
13 MP, 1/3.1", 1.12µm
Q61
16 MP
Video
K51S
1080p@30fps
Q61
1080p@30fps
Loudspeaker
K51S
Yes
Q61
Yes
3.5mm jack
K51S
Yes
Q61
Yes
WLAN
K51S
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, DLNAorWi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA
Q61
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
K51S
5.0, A2DP, LE
Q61
5.0, A2DP, LE
Positioning
K51S
GPS
Q61
GPS
NFC
K51S
Yes
Q61
Yes
Radio
K51S
No
Q61
No
USB
K51S
USB Type-C 2.0, OTG
Q61
USB Type-C 2.0
Sensors
K51S
Fingerprint (rear-mounted), accelerometer, proximity, compass
Q61
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Type
K51S
Li-Po 4000 mAh
Q61
Li-Po 4000 mAh
Colors
K51S
Titanium, Pink, Blue, Red
Q61
White
Models
K51S
LMK510EMW, LM-K510EMW, LM-K510
Q61
LM-Q630N
Price
K51S
About 200 EUR
Q61
About 270 EUR