Asus Zenfone 7 ZS670KS vs Nokia N81

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.

  • Weight

    N81: 90 g lighter

    Zenfone 7 ZS670KS:
    230 g
    N81:
    140 g
  • Width

    N81: 27.3 mm narrower

    Zenfone 7 ZS670KS:
    77.3 mm
    N81:
    50 mm
  • Screen diagonal

    N81: 4.27 in smaller diagonal

    Zenfone 7 ZS670KS:
    6.67 in
    N81:
    2.4 in
  • Rear camera layout

    Zenfone 7 ZS670KS:
    Triple
    N81:
    Single
  • Depth

    Zenfone 7 ZS670KS: 8.3 mm thinner

    Zenfone 7 ZS670KS:
    9.6 mm
    N81:
    17.9 mm
  • Height

    N81: 63.1 mm shorter

    Zenfone 7 ZS670KS:
    165.1 mm
    N81:
    102 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 ZS670KS

    Height:
    165.1 mm +63.1 mm versus N81
    Width:
    77.3 mm +27.3 mm versus N81
    Depth:
    9.6 mm
  2. 2. N81

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm +8.3 mm versus Zenfone 7 ZS670KS

Weight

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

  1. 1. Zenfone 7 ZS670KS

    230 g

    +90 g versus N81

  2. 2. N81

    140 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 ZS670KS

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²
  2. 2. N81

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²

Zenfone 7 ZS670KS has approximately 502.2% more rectangular screen area than N81.

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 ZS670KS, N81, compared at the same storage capacity.
StorageZenfone 7 ZS670KSN81
128 GB 6 / 8 GB RAM Alternative RAM configurations Unknown
N81: Original memory entry

12 MB · 96 MB RAM

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 ZS670KS

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

2. N81

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 GB (dedicated slot) · 2 GB included

Battery capacity

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

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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 ZS670KS2. N81

Everyday essentials
Everyday essentials — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
Dimensions (HxWxD)
  • 165.1 Х 77.3 Х 9.6 mm
  • 102 Х 50 Х 17.9 mm
Weight
  • 230 g
  • 140 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 6.67" inc
  • 2.4" inch
Screen resolution
  • 1080 x 2400 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 6GB RAM
  • 128GB 8GB RAM
  • 12 MB
  • 96 MB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Android 10
  • ZenUI 7
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • - Qualcomm SM8250 Snapdragon 865 (7 nm+)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 16M
Screen area
  • 107.4 cm2
  • 17.8 cm2
Screen format
  • 20:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 84.2%
  • 35.0%
PPI /points per inch/ Unknown
  • 167 PPI
Screen protection
  • Corning Gorilla Glass 6
Unknown
Camera and Video
Camera and Video — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
Rear camera, main
  • 64 MP
  • Triple
  • 2 MP
  • Single
Camera specs
  • -64 MP
  • f/1.8
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.4
  • 80mm (telephoto)
  • PDAF
  • 3x optical zoom -12 MP
  • f/2.2
  • 113˚
  • 17mm (ultrawide)
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF
  • 2 MP
Functions
  • Dual-LED flash
  • HDR
  • auto panorama
  • LED flash
Video
  • 8K@30fps
  • 4K@30/60/120fps
  • 1080p@30/60/240fps
  • 720p@480fps; gyro-EIS
  • HDR
  • 320p@15fps
Front camera, selfie
  • 64 MP
  • Triple
  • 0.3 MP
  • Single
Specifications
  • Motorized flip-up
  • uses main camera
  • CIF videocall camera
Performance
Performance — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
Processor CPU
  • - Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
  • 369 MHz ARM 11
Graphics processor GPU
  • - Adreno 650
Unknown
General specs
General specs — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
Release date
  • 2020
  • August 26
  • 2007
  • August
Colors
  • Aurora Black
  • Pastel White
  • Cobalt blue
  • Graphite Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 600 EUR
  • 200 EUR
Battery life Unknown
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
Body build
  • Glass front (Gorilla Glass 6)
  • glass back (Gorilla Glass 3)
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat19 1800/150 Mbps
  • 5G 3.6 Gbps DL
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/6
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11b/g with UPnP
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • QZSS
  • NavIC
  • No
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX Adaptive
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.73 W/kg (head) 0.60 W/kg (body) SAR EU - 0.81 W/kg (head)
Music and Audio
Music and Audio — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
Radio
  • No
  • Stereo FM radio
Others
  • - HDR10+ -90Hz refresh rate -700 nits typ. brightness
  • - 24-bit/192kHz audio
  • Touch-sensitive Navi wheel
Other features
Other features — specifications for Zenfone 7 ZS670KS, N81.
SpecificationZenfone 7 ZS670KSN81
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
  • MP3/AAC/MP4 player -Predictive text input -Push to talk -Voice dial/memo -Organizer