Asus Zenfone 7 Pro ZS671KS vs BlackBerry Key2

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technology

    OLED versus LCD

    Zenfone 7 Pro ZS671KS:
    OLED
    Key2:
    LCD
  • Weight

    Key2: 62 g lighter

    Zenfone 7 Pro ZS671KS:
    230 g
    Key2:
    168 g
  • Width

    Key2: 5.5 mm narrower

    Zenfone 7 Pro ZS671KS:
    77.3 mm
    Key2:
    71.8 mm
  • Screen diagonal

    Key2: 2.17 in smaller diagonal

    Zenfone 7 Pro ZS671KS:
    6.67 in
    Key2:
    4.5 in
  • Rear camera layout

    Zenfone 7 Pro ZS671KS:
    Triple
    Key2:
    Dual
  • Depth

    Key2: 1.1 mm thinner

    Zenfone 7 Pro ZS671KS:
    9.6 mm
    Key2:
    8.5 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Zenfone 7 Pro ZS671KS

    Height:
    165.1 mm +13.7 mm versus Key2
    Width:
    77.3 mm +5.5 mm versus Key2
    Depth:
    9.6 mm +1.1 mm versus Key2
  2. 2. Key2

    Height:
    151.4 mm
    Width:
    71.8 mm
    Depth:
    8.5 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Zenfone 7 Pro ZS671KS

    230 g

    +62 g versus Key2

  2. 2. Key2

    168 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. Zenfone 7 Pro ZS671KS

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²
  2. 2. Key2

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    60.3 cm²

Zenfone 7 Pro ZS671KS has approximately 78.1% more rectangular screen area than Key2.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Zenfone 7 Pro ZS671KS, Key2, compared at the same storage capacity.
StorageZenfone 7 Pro ZS671KSKey2
64 GB Not recorded 6 GB RAM
128 GB Not recorded 6 GB RAM
256 GB 8 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Zenfone 7 Pro ZS671KS

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSDXC (dedicated slot)

2. Key2

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Zenfone 7 Pro ZS671KS

    5000 mAh

    +1500 mAh versus Key2

  2. 2. Key2

    3500 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Zenfone 7 Pro ZS671KS2. Key2

Everyday essentials
Everyday essentials — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
Dimensions (HxWxD)
  • 165.1 Х 77.3 Х 9.6 mm
  • 151.4 Х 71.8 Х 8.5 mm
Weight
  • 230 g
  • 168 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.67" inc
  • 4.5" inch
Screen resolution
  • 1080 x 2400 px
  • 1080 x 1620 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256GB 8GB RAM
  • 64/128 GB
  • 6 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Li-Po
  • non-removable
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 10
  • ZenUI 7
  • Android 8.1 (Oreo)
Chipset
  • - Qualcomm SM8250 Snapdragon 865+ (7 nm+)
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 107.4 cm2
  • 60.0 cm2
Screen format
  • 20:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 84.2%
  • 55.2%
PPI /points per inch/ Unknown
  • 434 PPI
Screen protection
  • Corning Gorilla Glass 6
  • Corning Gorilla Glass 3
Camera and Video

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Camera and Video — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
Rear camera, main
  • 64 MP
  • Triple
  • 12 MP
  • Dual
Camera specs
  • -64 MP
  • f/1.8
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF
  • OIS -8 MP
  • f/2.4
  • 80mm (telephoto)
  • OIS
  • 3x optical zoom -12 MP
  • f/2.2
  • 113˚
  • 17mm (ultrawide)
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF
  • 12 MP
  • f/1.8
  • 1/2.3''
  • 1.28µm
  • dual pixel PDAF -12 MP
  • f/2.6
  • 1/3.4''
  • 1.0µm
  • PDAF
Functions
  • Dual-LED flash
  • HDR
  • auto panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 8K@30fps
  • 4K@30/60/120fps
  • 1080p@30/60/240fps
  • 720p@480fps; gyro-EIS
  • HDR
  • 1080p@30fps
Front camera, selfie
  • 64 MP
  • Triple
  • 8 MP
  • Single
Specifications
  • Motorized flip-up
  • uses main camera
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
DxOMark Main Score *
  • 115
Unknown
DxOMark Photo *
  • 104
Unknown
DxOMark Video *
  • 96
Unknown
DxOMark Selfie Score *
  • 101
Unknown
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
Processor CPU
  • - Octa-core (1x3.1 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU
  • - Adreno 650
  • Adreno 512
Antutu 7 score * Unknown
  • 104256
GeekBench 4 Single Core * Unknown
  • 1628
GeekBench 4 Multi-Core * Unknown
  • 5894
General specs
General specs — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
Release date
  • 2020
  • August 26
  • 2018
  • June
Colors
  • Aurora Black
  • Pastel White
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 500 EUR
Body build
  • Glass front (Gorilla Glass 6)
  • glass back (Gorilla Glass 3)
  • aluminum frame
  • aluminum frame (7000 series)
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by) - BBF100-6 only
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - 1
  • 2
  • 3
  • 4
  • 5
  • 7
  • 8
  • 12
  • 17
  • 18
  • 19
  • 20
  • 26
  • 28
  • 29
  • 38
  • 39
  • 40
  • 41 -5G - 1
  • 77
  • 78 SA/NSA
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (BBF100-6 model only) -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE 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 (BBF100-1) LTE band 1(2100)
  • 14(700)
  • 29(700)
  • 30(2300)
  • 41(2500)
  • 66(1700/2100) - Canada
  • US
  • LATAM (BBF100-2) LTE band 1(2100)
  • 41(2500) - ME
  • APAC
  • India (BBF100-6) LTE band 1(2100)
  • 41(2500) - China (BBF100-4)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat19 1800/150 Mbps
  • 5G 3.6 Gbps DL
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/75 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/6
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • QZSS
  • NavIC
  • Yes
  • with A-GPS
  • GLONASS
  • BDS2
USB
  • Type-C 1.0 reversible connector
  • 3.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX Adaptive
  • 5.0
  • A2DP
  • LE
  • EDR
Harmful irradiation Unknown
  • SAR EU - 0.72 W/kg (head) 1.68 W/kg (body)
Music and Audio
Music and Audio — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
Radio
  • No
  • FM radio
Others
  • - HDR10+ -90Hz refresh rate -700 nits typ. brightness
  • - 24-bit/192kHz audio
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Zenfone 7 Pro ZS671KS, Key2.
SpecificationZenfone 7 Pro ZS671KSKey2
Dop
  • - Sensors - Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 30W
  • 60% in 34 min
  • 100% in 93 min -USB Power Delivery 3.0 -Reverse charging
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 50% in 36 min (Quick Charge 3.0) - Capacitive touch 4-row BlackBerry keyboard - Versions: BBF100-1 (EU
  • Africa
  • AU); BBF100-2 (Canada
  • US
  • LATAM); BBF100-6 (ME
  • APAC
  • India); BBF100-4 (China) Also known as BlackBerry Athena