BlackBerry Key2 vs Ulefone S7

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

HSDPA 900, 2100

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

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42.2 Mbps

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5.76 Mbps

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

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2018-6

2017

2018-6

2017

Aluminum frame (7000 series), plastic back

Plastic

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

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

151.4 mm

145.8 mm

71.8 mm

70.8 mm

8.5 mm

10.8 mm

168 g

151 g

QWERTY

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Black, Silver

Black, Blue, Gold, Red, Turquoise

IPS LCD capacitive touchscreen

IPS capacitive touchscreen

4.5 inches

5 inches

1080 x 1620 pixels

720 x 1280 pixels

434 ppi

294 ppi

Corning Gorilla Glass 3

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Octa-core

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Quad-core 2.2 GHz Kryo 260

Quad-core 1.3 GHz Cortex-A7 ARM

quad-core 1.8 GHz Kryo 260

Qualcomm SDM660 Snapdragon 660

Mediatek MT6580A

Adreno 512

Mali-400 MP2

6 GB

1 GB

64, 128 GB

8 GB

microSD

microSD, microSDHC, microSDXC

256 GB

32 GB

Android 8.1 (Oreo)

Android OS, v7.0 Nougat

12 MP, f/1.8 , 1/2.3" , 1.55 µm

5 MP, f/2.4

12 MP, f/2.6 , 1.55 µm

5 MP

4048 x 3036 pixels

2592 x 1944 pixels

2160p@30fps, 1080p@30fps

480p@30fps

phase detection autofocus

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dual-LED dual-tone flash

dual-LED flash

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

Autofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

8 MP, f/2.0 , 1.12 µm

2 MP

3264 x 2448 pixels

1600 x 1200 pixels

1080p

480p@30fps

Vibration; MP3, WAV ringtones

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Yes

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

Wi-Fi 802.11b, 802.11g, 802.11n

Yes

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Type-C 1.0 reversible connector

microUSB 2.0

Yes

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v5.0

v4.0

Yes

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Yes

-

Yes

-

Yes

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BDS2

-

SMS

-

MMS

-

Email

-

IM

-

Push Email

-

BBM

-

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

Accelerometer, light, proximity

Li-Ion

Li-Po

3500 mAh

2500 mAh

Non-removable

Removable

Quick Charge 3.0(50% in 36 min)

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-

368 h

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368 h