Asus Zenfone 7 ZS670KS vs Xiaomi Redmi Note 9S

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 ZS670KS:
    OLED
    Redmi Note 9S:
    LCD
  • Weight

    Redmi Note 9S: 21 g lighter

    Zenfone 7 ZS670KS:
    230 g
    Redmi Note 9S:
    209 g
  • Rear camera layout

    Zenfone 7 ZS670KS:
    Triple
    Redmi Note 9S:
    Quad
  • Depth

    Redmi Note 9S: 0.8 mm thinner

    Zenfone 7 ZS670KS:
    9.6 mm
    Redmi Note 9S:
    8.8 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
    Width:
    77.3 mm
    Depth:
    9.6 mm +0.8 mm versus Redmi Note 9S
  2. 2. Redmi Note 9S

    Height:
    165.8 mm
    Width:
    76.7 mm
    Depth:
    8.8 mm

Weight

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

  1. 1. Zenfone 7 ZS670KS

    230 g

    +21 g versus Redmi Note 9S

  2. 2. Redmi Note 9S

    209 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. Redmi Note 9S

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

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, Redmi Note 9S, compared at the same storage capacity.
StorageZenfone 7 ZS670KSRedmi Note 9S
64 GB Not recorded 4 GB RAM
128 GB Recorded for all phones 6 / 8 GB RAM Alternative RAM configurations 6 GB 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. Redmi Note 9S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

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. Redmi Note 9S

Everyday essentials
Everyday essentials — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
Dimensions (HxWxD)
  • 165.1 Х 77.3 Х 9.6 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 230 g
  • 209 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.67" inc
  • 6.67" inch
Screen resolution
  • 1080 x 2400 px
  • 1080 x 2400 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
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 10
  • ZenUI 7
  • Android 10.0; MIUI 11
Chipset
  • - Qualcomm SM8250 Snapdragon 865 (7 nm+)
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 107.4 cm2
  • 107.4 cm2
Screen format
  • 20:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 84.2%
  • 84.5%
PPI /points per inch/ Unknown
  • 395 PPI
Screen protection
  • Corning Gorilla Glass 6
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
Rear camera, main
  • 64 MP
  • Triple
  • 48 MP
  • Quad
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
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm -5 MP
  • f/2.4
  • (macro)
  • 1.12µm -2 MP
  • (depth)
Functions
  • Dual-LED flash
  • HDR
  • auto panorama
  • 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
  • 16 MP
  • Single
Specifications
  • Motorized flip-up
  • uses main camera
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
Performance
Performance — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
Processor CPU
  • - Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU
  • - Adreno 650
  • Adreno 618
General specs
General specs — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
Release date
  • 2020
  • August 26
  • 2020
  • March 23
Colors
  • Aurora Black
  • Pastel White
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 600 EUR
  • $ 199
Body build
  • Glass front (Gorilla Glass 6)
  • glass back (Gorilla Glass 3)
  • aluminum frame
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
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 -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)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
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
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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • QZSS
  • NavIC
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX Adaptive
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
Radio
  • No
  • FM radio
  • recording
Others
  • - HDR10+ -90Hz refresh rate -700 nits typ. brightness
  • - 24-bit/192kHz audio
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for Zenfone 7 ZS670KS, Redmi Note 9S.
SpecificationZenfone 7 ZS670KSRedmi Note 9S
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 (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof