A6s 4G vs K3

Quick verdict

Which is better?

A6s 4G leads the measured specs 14-4.

Measured wins

A6s 4G: 14K3: 4Ties: 4

Choose A6s 4G for

NFC
SD card
Wired charging

Choose K3 for

3.5mm jack
Resolution
Pixel density

Biggest differences

NFCA6s 4G

YesvsNo+100%

3.5mm jackK3

NovsYes+100%

SD cardA6s 4G

YesvsNo+100%

A6s 4G

Oppo

AView Details

K3

Oppo

BView Details

Head-to-head comparison

A6s 4G

14

spec wins

Overall winner

Ties

4

equal specs

K3

4

spec wins

Display

Screen size

A6s 4G6.8"+3.7%

K36.5"

Specifications Comparison

Network

Technology

A6s 4G

GSM / HSPA / LTE

K3

GSM / CDMA / HSPA / LTE

2G bands

A6s 4G

GSM 850 / 900 / 1800 / 1900

K3

GSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA

3G bands

A6s 4G

HSDPA 850 / 900 / 2100 - version 1, HSDPA 900 / 2100 - version 2

K3

HSDPA 850 / 900 / 1900 / 2100

4G bands

A6s 4G

1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - version 1, 1, 3, 5, 8, 40 - version 2

Wired charging

A6s 4G

80 Wvs20 W+75%

Resolution

A6s 4G720 × 1570 px

K31080 × 2340 px+55%

Refresh rate

A6s 4G120 Hz

K3—

Peak brightness

A6s 4G1,125 nits

K3—

Pixel density

A6s 4G256 ppi

K3394 ppi+35%

Performance

CPU speed

A6s 4GOcta-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)+21%

K3Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)

RAM

A6s 4G8.0 GB+25%

K36.0 GB

Storage

A6s 4G128 GB+50%

K364 GB

Cameras

Main camera

A6s 4G50.0 MP+68%

K316.0 MP

Front camera

equal specs

A6s 4G16.0 MP

K316.0 MP

Battery

A6s 4G7,000 mAh+46%

K33,765 mAh

Wired charging

A6s 4G80 W+75%

K320 W

Build

Weight

A6s 4G215 g

K3191 g+13%

Thickness

A6s 4G8.6 mm+9.3%

K39.4 mm

IP rating

A6s 4GIP69/IP68

K3Glass front (Gorilla Glass 5), plastic back, plastic frame

Connectivity

Wi‑Fi

A6s 4GWi-Fi 802.11 a/b/g/n/ac, dual-band

K3Wi-Fi 802.11 а/b/g/n/ac, dual-band, Wi-Fi Direct

Bluetooth

equal specs

A6s 4G5.0, A2DP, LE, aptX

K35.0, A2DP, LE, aptX HD

USB

equal specs

A6s 4GUSB Type-C 2.0, OTG

K3USB Type-C 2.0, OTG

5G support

equal specs

A6s 4GNo

K3No

NFC

A6s 4GYes+100%

K3No

3.5mm jack

A6s 4GNo

K3Yes+100%

SD card

A6s 4GYes+100%

K3No

Stereo speakers

A6s 4GYes

K3—

A6s 4GSpecK3

Display

6.8"+3.7%

Screen size

6.5"

720 × 1570 px

Resolution

1080 × 2340 px+55%

120 Hz

Refresh rate

—

1,125 nits

Peak brightness

—

256 ppi

Pixel density

394 ppi+35%

Performance

Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)+21%

CPU speed

Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)

8.0 GB+25%

RAM

6.0 GB

128 GB+50%

Storage

Cameras

50.0 MP+68%

Main camera

16.0 MP

Front cameraequal specs

16.0 MP

Battery

7,000 mAh+46%

Battery

3,765 mAh

80 W+75%

Wired charging

20 W

Build

215 g

Weight

191 g+13%

8.6 mm+9.3%

Thickness

9.4 mm

IP69/IP68

IP rating

Glass front (Gorilla Glass 5), plastic back, plastic frame

Connectivity

Wi-Fi 802.11 a/b/g/n/ac, dual-band

Wi‑Fi

Wi-Fi 802.11 а/b/g/n/ac, dual-band, Wi-Fi Direct

5.0, A2DP, LE, aptX

Bluetoothequal specs

5.0, A2DP, LE, aptX HD

USB Type-C 2.0, OTG

USBequal specs

USB Type-C 2.0, OTG

K3

1, 3, 4, 5, 8, 38, 39, 40, 41

Speed

A6s 4G

HSPA, LTE

K3

HSPA, LTE

GSM / HSPA / LTETechnologyGSM / CDMA / HSPA / LTE

GSM 850 / 900 / 1800 / 1900 2G bandsGSM 850 / 900 / 1800 / 1900 , CDMA 800 & TD-SCDMA

HSDPA 850 / 900 / 2100 - version 1, HSDPA 900 / 2100 - version 23G bandsHSDPA 850 / 900 / 1900 / 2100

1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - version 1, 1, 3, 5, 8, 40 - version 24G bands1, 3, 4, 5, 8, 38, 39, 40, 41

HSPA, LTESpeedHSPA, LTE

Launch

Announced

A6s 4G

2026, January 09

K3

2019, May. Released 2019, May

Status

A6s 4G

Available. Released 2026, January 09

K3

Discontinued

2026, January 09Announced2019, May. Released 2019, May

Available. Released 2026, January 09StatusDiscontinued

Body

Dimensions

A6s 4G

166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)

K3

161.2 x 76 x 9.4 mm (6.35 x 2.99 x 0.37 in)

Weight

A6s 4G

215 g (7.58 oz)

K3

191 g (6.74 oz)

Build

A6s 4G

Glass front, plastic frame, plastic back

K3

Glass front (Gorilla Glass 5), plastic back, plastic frame

SIM

A6s 4G

Nano-SIM + Nano-SIM

K3

Nano-SIM + Nano-SIM

Other

A6s 4G

IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

K3

-

166.6 x 78.5 x 8.6 mm (6.56 x 3.09 x 0.34 in)Dimensions161.2 x 76 x 9.4 mm (6.35 x 2.99 x 0.37 in)

215 g (7.58 oz)Weight191 g (6.74 oz)

Glass front, plastic frame, plastic backBuildGlass front (Gorilla Glass 5), plastic back, plastic frame

Nano-SIM + Nano-SIMSIMNano-SIM + Nano-SIM

IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)Other-

Display

Type

A6s 4G

IPS LCD, 120Hz, 1125 nits (peak)

K3

AMOLED

Size

A6s 4G

6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)

K3

6.5 inches, 104.8 cm2 (~85.5% screen-to-body ratio)

Resolution

A6s 4G

720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)

K3

1080 x 2340 pixels, 19.5:9 ratio (~394 ppi density)

Protection

A6s 4G

-

K3

Corning Gorilla Glass 5

IPS LCD, 120Hz, 1125 nits (peak)TypeAMOLED

6.75 inches, 111.4 cm2 (~85.2% screen-to-body ratio)Size6.5 inches, 104.8 cm2 (~85.5% screen-to-body ratio)

720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)Resolution1080 x 2340 pixels, 19.5:9 ratio (~394 ppi density)

-ProtectionCorning Gorilla Glass 5

Platform

OS

A6s 4G

Android 15, ColorOS 15

K3

Android 9.0 (Pie), ColorOS 6

Chipset

A6s 4G

Qualcomm SM6225 Snapdragon 685 (6 nm)

K3

Qualcomm SDM710 Snapdragon 710 (10 nm)

CPU

A6s 4G

Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)

K3

Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)

GPU

A6s 4G

Adreno 610

K3

Adreno 616

Android 15, ColorOS 15OSAndroid 9.0 (Pie), ColorOS 6

Qualcomm SM6225 Snapdragon 685 (6 nm)ChipsetQualcomm SDM710 Snapdragon 710 (10 nm)

Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)CPUOcta-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)

Adreno 610GPUAdreno 616

Memory

Card slot

A6s 4G

microSDXC

K3

No

Internal

A6s 4G

128GB 8GB RAM, 256GB 8GB RAM

K3

64GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM

Other

A6s 4G

UFS 2.2

K3

UFS 2.1

microSDXCCard slotNo

128GB 8GB RAM, 256GB 8GB RAMInternal64GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM

UFS 2.2OtherUFS 2.1

Main Camera

Dual

A6s 4G

50 MP, f/1.8, (wide), PDAF Auxiliary lens

K3

16 MP, f/1.7, 1/2.5", 1.12µm, PDAF Auxiliary lens

Features

A6s 4G

LED flash, HDR, panorama

K3

LED flash, HDR, panorama

Video

A6s 4G

1080p@30fps

K3

4K@30fps, 1080p@30/120fps, gyro-EIS

50 MP, f/1.8, (wide), PDAF Auxiliary lensDual16 MP, f/1.7, 1/2.5", 1.12µm, PDAF Auxiliary lens

LED flash, HDR, panoramaFeaturesLED flash, HDR, panorama

1080p@30fpsVideo4K@30fps, 1080p@30/120fps, gyro-EIS

Selfie camera

Single

A6s 4G

16 MP, f/2.4, (wide)

K3

Motorized pop-up 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm

Features

A6s 4G

Panorama

K3

HDR

Video

A6s 4G

1080p@30fps

K3

1080p@30fps

16 MP, f/2.4, (wide)SingleMotorized pop-up 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm

PanoramaFeaturesHDR

1080p@30fpsVideo1080p@30fps

Sound

Loudspeaker

A6s 4G

Yes, with stereo speakers

K3

Yes

3.5mm jack

A6s 4G

No

K3

Yes

Yes, with stereo speakersLoudspeakerYes

No3.5mm jackYes

Comms

WLAN

A6s 4G

Wi-Fi 802.11 a/b/g/n/ac, dual-band

K3

Wi-Fi 802.11 а/b/g/n/ac, dual-band, Wi-Fi Direct

Bluetooth

A6s 4G

5.0, A2DP, LE, aptX

K3

5.0, A2DP, LE, aptX HD

Positioning

A6s 4G

GPS, GALILEO, GLONASS, QZSS

K3

GPS, GLONASS, BDS

NFC

A6s 4G

Yes (market/region dependent)

K3

No

Radio

A6s 4G

Unspecified

K3

FM radio

USB

A6s 4G

USB Type-C 2.0, OTG

K3

USB Type-C 2.0, OTG

Wi-Fi 802.11 a/b/g/n/ac, dual-bandWLANWi-Fi 802.11 а/b/g/n/ac, dual-band, Wi-Fi Direct

5.0, A2DP, LE, aptXBluetooth5.0, A2DP, LE, aptX HD

GPS, GALILEO, GLONASS, QZSSPositioningGPS, GLONASS, BDS

Yes (market/region dependent)NFCNo

UnspecifiedRadioFM radio

USB Type-C 2.0, OTGUSBUSB Type-C 2.0, OTG

Features

Sensors

A6s 4G

Fingerprint (side-mounted), accelerometer, proximity, compass

K3

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Fingerprint (side-mounted), accelerometer, proximity, compassSensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery

Type

A6s 4G

Si/C Li-Ion 7000 mAh

K3

Li-Po 3765 mAh, non-removable

Charging

A6s 4G

80W wired, 33W PPS, 13.5W PD, 56% in 30 min 5W reverse wired

K3

20W wired

Si/C Li-Ion 7000 mAhTypeLi-Po 3765 mAh, non-removable

80W wired, 33W PPS, 13.5W PD, 56% in 30 min 5W reverse wiredCharging20W wired

Misc

Colors

A6s 4G

Cappuccino Brown, Ice White

K3

Black, Nebula Purple, Morning White

Models

A6s 4G

CPH2815

K3

CPH1955, PCGM00

Price

A6s 4G

-

K3

About 210 EUR

Cappuccino Brown, Ice WhiteColorsBlack, Nebula Purple, Morning White

CPH2815ModelsCPH1955, PCGM00

-PriceAbout 210 EUR

64 GB

No

5G supportequal specs

No

Yes+100%

NFC

No

3.5mm jack

Yes+100%

SD card

No

Yes

Stereo speakers

—