Screen size
A6xWinner: 6.8"+19%
A77 (2017)5.5"
Quick verdict
A6x leads the measured specs 12-5.
Measured wins
A6x
12
spec wins
Overall winner
Ties
4
equal specs
A77 (2017)
5
spec wins
Screen size
Technology
A6x
GSM / HSPA / LTE / 5G
A77 (2017)
GSM / CDMA / HSPA / LTE
2G bands
A6x
GSM 850 / 900 / 1800 / 1900
A77 (2017)
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2, CDMA 800 & TD-SCDMA
3G bands
A6x
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
A77 (2017)
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
A6x
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 42, 48, 66, 71
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
A77 (2017)
1, 3, 4, 5, 8, 34, 38, 39, 40, 41 - A77, 1, 3, 4, 5, 7, 8, 34, 38, 39, 40, 41 - A77t
5G bands
A6x
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA
A77 (2017)
-
Speed
A6x
HSPA, LTE, 5G
A77 (2017)
HSPA, LTE
Announced
A6x
2026, January 13
A77 (2017)
2017, July. Released 2017, July
Status
A6x
Available. Released 2026, January 13
A77 (2017)
Discontinued
Dimensions
A6x
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
A77 (2017)
153.3 x 75.9 x 7.4 mm (6.04 x 2.99 x 0.29 in)
Weight
A6x
212 g (7.48 oz)
A77 (2017)
148 g (5.22 oz)
Build
A6x
Glass front, plastic frame, plastic back
A77 (2017)
Glass front, aluminum back, aluminum frame
SIM
A6x
Nano-SIM + Nano-SIM
A77 (2017)
Nano-SIM + Nano-SIM
Other
A6x
IP64 dust tight and water resistant (water splashes)
A77 (2017)
-
Type
A6x
IPS LCD, 120Hz, 1125 nits (peak)
A77 (2017)
IPS LCD
Size
A6x
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
A77 (2017)
5.5 inches, 83.4 cm2 (~71.7% screen-to-body ratio)
Resolution
A6x
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
A77 (2017)
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
OS
A6x
Android 15, ColorOS 15
A77 (2017)
Android 7.1 (Nougat), ColorOS 3.1
Chipset
A6x
Mediatek Dimensity 6300 (6 nm)
A77 (2017)
Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU
A6x
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
A77 (2017)
Octa-core 2.0 GHz Cortex-A53
GPU
A6x
Mali-G57 MC2
A77 (2017)
Adreno 506
Card slot
A6x
microSDXC
A77 (2017)
microSDXC (uses shared SIM slot)
Internal
A6x
128GB 4GB RAM, 128GB 6GB RAM, 256GB 4GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
A77 (2017)
64GB 4GB RAM
Other
A6x
UFS 2.2
A77 (2017)
eMMC 5.1
Dual
A6x
50 MP, f/1.8, (wide), PDAF Auxiliary lens
A77 (2017)
-
Features
A6x
LED flash, HDR, panorama
A77 (2017)
LED flash, HDR, panorama
Video
A6x
1080p@30/60fps
A77 (2017)
1080p@30fps
Single
A6x
-
A77 (2017)
13 MP, f/2.2, PDAF
Single
A6x
5 MP, f/2.2, (wide)
A77 (2017)
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Features
A6x
Panorama
A77 (2017)
-
Video
A6x
1080p@30fps
A77 (2017)
1080p@30fps
Loudspeaker
A6x
Yes
A77 (2017)
Yes
3.5mm jack
A6x
Yes
A77 (2017)
Yes
WLAN
A6x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
A77 (2017)
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Bluetooth
A6x
5.4, A2DP, LE, aptX HD
A77 (2017)
4.2, A2DP
Positioning
A6x
GPS, GALILEO, GLONASS, QZSS
A77 (2017)
GPS
NFC
A6x
Yes (market/region dependent)
A77 (2017)
No
Radio
A6x
Unspecified
A77 (2017)
No
USB
A6x
USB Type-C 2.0, OTG
A77 (2017)
microUSB 2.0, OTG
Sensors
A6x
Fingerprint (side-mounted), accelerometer, proximity, compass
A77 (2017)
Fingerprint (front-mounted), accelerometer, proximity, compass
Type
A6x
6500 mAh
A77 (2017)
Li-Ion 3200 mAh, non-removable
Charging
A6x
Wired 5W reverse wired
A77 (2017)
-
Colors
A6x
Plum Purple, Violet Purple
A77 (2017)
Gold, Rose Gold, Black
Models
A6x
CPH2783
A77 (2017)
CPH1715
Price
A6x
-
A77 (2017)
About 280 EUR