BlackBerry Key2 vs Oppo K3

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900, CDMA 800

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 800, 850, 900, 1700/2100, 1900, 2100, TD-SCDMA 1880-1920, 2010-2025

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 19(800), 20(800), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500) - EU, Africa, AU; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 14(700), 17(700), 20(800), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) - Canada, US, LATAM; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 19(800), 20(800), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500) - ME, APAC, India; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - China

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 12(700), 17(700), 18(800), 19(800), 26(850), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

42.2 Mbps

-

5.76 Mbps

-

-

3.1 Mbps download, 1.8 Mbps upload

-

LTE Cat 15, 798.0 Mbps download, 226.0 Mbps upload

LTE-A, (3CA) Cat11, 600 Mbps download, 75 Mbps upload

-

2018-6

2019-5

2018-6

2019-5

Aluminum frame (7000 series), plastic back

Plastic

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) - BBF100-6 only

Dual SIM (Nano-SIM, dual SIM stand-by)

151.4 mm

161.2 mm

71.8 mm

76 mm

8.5 mm

9.4 mm

168 g

191 g

QWERTY

-

Black, Silver

Green, White, Purple

IPS LCD capacitive touchscreen

AMOLED capacitive touchscreen

4.5 inches

6.5 inches

1080 x 1620 pixels

1080 x 2340 pixels

434 ppi

396 ppi

Corning Gorilla Glass 3

2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5

Quad-core 2.2 GHz Kryo 260

Dual-core 2.2 GHz Kryo 360

quad-core 1.8 GHz Kryo 260

Hexa-core 1.7 GHz Kryo 360

Qualcomm SDM660 Snapdragon 660

Qualcomm Snapdragon 710

Adreno 512

Adreno 616

6 GB

6, 8 GB

microSD

No

256 GB

-

-

UFS 2.1

Android 8.1 (Oreo)

ColorOS 6 (Android 9.0 Pie)

12 MP, f/1.8 , 1/2.3" , 1.55 µm

16 MP, f/1.7 , 1/2.5" , 1.12 µm

12 MP, f/2.6 , 1.55 µm

2 MP, f/2.4

4048 x 3036 pixels

4608 x 3456 pixels

2160p@30fps, 1080p@30fps

2160@30fps, 1080@120fps, 720@240fps

phase detection autofocus

-

dual-LED dual-tone flash

dual LED flash

Geo-tagging, HDR, face detection, panorama, touch focus

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection, contrast autofocus

8 MP, f/2.0 , 1.12 µm

16 MP, f/2

3264 x 2448 pixels

4608 x 3456 pixels

1080p

1080p@30fps

Vibration; MP3, WAV ringtones

-

-

No

FM radio

-

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

-

Yes

Type-C 1.0 reversible connector

Type-C reversible connector

Yes

-

-

Yes

-

Yes

BDS2

-

SMS

-

MMS

-

Email

-

IM

-

Push Email

-

BBM

-

Fingerprint (front-mounted), accelerometer, compass, gyro, proximity

Accelerometer, compass, proximity, light, gyroscope, in-display fingerprint sensor

Li-Ion

Li-Po

3500 mAh

3765 mAh

Quick Charge 3.0(50% in 36 min)

VOOC 3.0