Asus Zenfone 7 ZS670KS vs T-Mobile HD2

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

    HD2: 73 g lighter

    Zenfone 7 ZS670KS:
    230 g
    HD2:
    157 g
  • Width

    HD2: 10.3 mm narrower

    Zenfone 7 ZS670KS:
    77.3 mm
    HD2:
    67 mm
  • Screen diagonal

    HD2: 2.37 in smaller diagonal

    Zenfone 7 ZS670KS:
    6.67 in
    HD2:
    4.3 in
  • Rear camera layout

    Zenfone 7 ZS670KS:
    Triple
    HD2:
    Single
  • Depth

    Zenfone 7 ZS670KS: 1.4 mm thinner

    Zenfone 7 ZS670KS:
    9.6 mm
    HD2:
    11 mm
  • Height

    HD2: 43.1 mm shorter

    Zenfone 7 ZS670KS:
    165.1 mm
    HD2:
    122 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 +43.1 mm versus HD2
    Width:
    77.3 mm +10.3 mm versus HD2
    Depth:
    9.6 mm
  2. 2. HD2

    Height:
    122 mm
    Width:
    67 mm
    Depth:
    11 mm +1.4 mm versus Zenfone 7 ZS670KS

Weight

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

  1. 1. Zenfone 7 ZS670KS

    230 g

    +73 g versus HD2

  2. 2. HD2

    157 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. HD2

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 cm²

Zenfone 7 ZS670KS has approximately 104.1% more rectangular screen area than HD2.

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, HD2, compared at the same storage capacity.
StorageZenfone 7 ZS670KSHD2
128 GB 6 / 8 GB RAM Alternative RAM configurations Unknown
HD2: Original memory entry

576 MB RAM · 1 GB ROM

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. HD2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 16 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. HD2

Everyday essentials
Everyday essentials — specifications for Zenfone 7 ZS670KS, HD2.
SpecificationZenfone 7 ZS670KSHD2
Dimensions (HxWxD)
  • 165.1 Х 77.3 Х 9.6 mm
  • 122 Х 67 Х 11 mm
Weight
  • 230 g
  • 157 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 6.67" inc
  • 4.3" inch
Screen resolution
  • 1080 x 2400 px
  • 480 x 800 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
  • 576 MB RAM
  • 1 GB ROM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1230 mAh
  • Removable Li-Ion
Operating system OS
  • Android 10
  • ZenUI 7
  • Microsoft Windows Mobile 6.5 Professional; Sense UI
Chipset
  • - Qualcomm SM8250 Snapdragon 865 (7 nm+)
  • Qualcomm QSD8250 Snapdragon S1
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Zenfone 7 ZS670KS, HD2.
SpecificationZenfone 7 ZS670KSHD2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 107.4 cm2
  • 52.6 cm2
Screen format
  • 20:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 84.2%
  • 64.4%
PPI /points per inch/ Unknown
  • 217 PPI
Screen protection
  • Corning Gorilla Glass 6
Unknown
Camera and Video
Camera and Video — specifications for Zenfone 7 ZS670KS, HD2.
SpecificationZenfone 7 ZS670KSHD2
Rear camera, main
  • 64 MP
  • Triple
  • 5 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
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • auto panorama
  • Dual-LED flash
Video
  • 8K@30fps
  • 4K@30/60/120fps
  • 1080p@30/60/240fps
  • 720p@480fps; gyro-EIS
  • HDR
  • 480p@30fps
Front camera, selfie
  • 64 MP
  • Triple
  • 0 MP,
Specifications
  • Motorized flip-up
  • uses main camera
Unknown
Performance
Performance — specifications for Zenfone 7 ZS670KS, HD2.
SpecificationZenfone 7 ZS670KSHD2
Processor CPU
  • - Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
  • 1.0 GHz Scorpion
Graphics processor GPU
  • - Adreno 650
  • Adreno 200
General specs
General specs — specifications for Zenfone 7 ZS670KS, HD2.
SpecificationZenfone 7 ZS670KSHD2
Release date
  • 2020
  • August 26
  • 2010
  • January
Colors
  • Aurora Black
  • Pastel White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 600 EUR
  • 230 EUR
Battery life Unknown
  • Stand by time- Up to 480 h Talking time- Up to 6 h
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, HD2.
SpecificationZenfone 7 ZS670KSHD2
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
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/6
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • QZSS
  • NavIC
  • Yes
  • with A-GPS; NaviPanel
USB
  • Type-C 1.0 reversible connector
  • microUSB
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX Adaptive
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Zenfone 7 ZS670KS, HD2.
SpecificationZenfone 7 ZS670KSHD2
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • - HDR10+ -90Hz refresh rate -700 nits typ. brightness
  • - 24-bit/192kHz audio
Unknown
Other features
Other features — specifications for Zenfone 7 ZS670KS, HD2.
SpecificationZenfone 7 ZS670KSHD2
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 Accelerometer
  • proximity
  • compass - MP3/WAV/WMA/eAAC+ player -MP4/WMV/H.264 player -Pocket Office -HTC Peep
  • HTC Footprints -T-mobile services: MobiTV
  • BLOCKBUSTER
  • Barnes & Nobl
  • Gogo Inflight Internet -Transformers & Transformers 2 movies preloaded -Voice memo -Predictive text input