Screen size
A6 4GWinner: 6.8"+30%
R8194.7"
Quick verdict
A6 4G leads the measured specs 16-4.
Measured wins
A6 4G
16
spec wins
Overall winner
Ties
2
equal specs
R819
4
spec wins
Screen size
Technology
A6 4G
GSM / HSPA / LTE
R819
GSM / HSPA
2G bands
A6 4G
GSM 850 / 900 / 1800 / 1900
R819
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
A6 4G
HSDPA 850 / 900 / 2100 - version 1, HSDPA 900 / 2100 - version 2
R819
HSDPA 850 / 900 / 2100 - SIM 1 & SIM 2
4G bands
A6 4G
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - version 1, 1, 3, 5, 8, 40 - version 2
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
equal specs5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
R819
-
Speed
A6 4G
HSPA, LTE
R819
HSPA
Announced
A6 4G
2026, January 13
R819
2013, August. Released 2013, September
Status
A6 4G
Available. Released 2026, January 13
R819
Discontinued
Dimensions
A6 4G
166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)
R819
136.5 x 68 x 7.3 mm (5.37 x 2.68 x 0.29 in)
Weight
A6 4G
215 g (7.58 oz)
R819
110 g (3.88 oz)
Build
A6 4G
Glass front, plastic frame, plastic back
R819
-
SIM
A6 4G
Nano-SIM + Nano-SIM
R819
Dual SIM (Micro-SIM, dual stand-by)
Other
A6 4G
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
R819
-
Type
A6 4G
IPS LCD, 120Hz, 1125 nits (peak)
R819
IPS LCD
Size
A6 4G
6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)
R819
4.7 inches, 60.9 cm2 (~65.6% screen-to-body ratio)
Resolution
A6 4G
720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)
R819
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
OS
A6 4G
Android 15, ColorOS 15
R819
Android 4.2.1 (Jelly Bean)
Chipset
A6 4G
Qualcomm SM6225 Snapdragon 685 (6 nm)
R819
Mediatek MT6589 (28 nm)
CPU
A6 4G
Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
R819
Quad-core 1.2 GHz Cortex-A7
GPU
A6 4G
Adreno 610
R819
PowerVR SGX544
Card slot
A6 4G
microSDXC
R819
No
Internal
A6 4G
128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
R819
16GB 1GB RAM
Other
A6 4G
UFS 2.2
R819
-
Dual
A6 4G
50 MP, f/1.8, (wide), PDAF Auxiliary lens
R819
-
Features
A6 4G
LED flash, HDR, panorama
R819
LED flash, panorama, HDR
Video
A6 4G
1080p@30fps
R819
1080p@30fps
Single
A6 4G
-
R819
8 MP, AF
Single
A6 4G
8 MP, f/2.0, (wide)
R819
1.9 MP
Features
A6 4G
Panorama
R819
-
Video
A6 4G
1080p@30fps
R819
Loudspeaker
A6 4G
Yes, with stereo speakers
R819
Yes
3.5mm jack
A6 4G
No
R819
Yes
WLAN
A6 4G
Wi-Fi 802.11 a/b/g/n/ac, dual-band
R819
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, hotspot
Bluetooth
A6 4G
5.0, A2DP, LE, aptX
R819
3.0
Positioning
A6 4G
GPS, GALILEO, GLONASS, QZSS
R819
GPS
NFC
A6 4G
Yes (market/region dependent)
R819
No
Radio
A6 4G
Unspecified
R819
Stereo FM radio, RDS
USB
A6 4G
USB Type-C 2.0, OTG
R819
microUSB 2.0
Sensors
A6 4G
Fingerprint (side-mounted), accelerometer, proximity, compass
R819
Accelerometer, gyro, proximity
Type
A6 4G
Si/C Li-Ion 7000 mAh
R819
Li-Ion 2000 mAh, non-removable
Charging
A6 4G
45W wired, 33W PPS, 13.5W PD, 36% in 30 min 5W reverse wired
R819
-
Colors
A6 4G
Sapphire Blue, Aurora Gold
R819
White
Models
A6 4G
CPH2817
R819
-
Price
A6 4G
-
R819
About 250 EUR