Asus ROG Phone 3 vs Xiaomi Redmi K30

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    ROG Phone 3:
    OLED
    Redmi K30:
    LCD
  • Weight

    Redmi K30: 32 g lighter

    ROG Phone 3:
    240 g
    Redmi K30:
    208 g
  • Width

    Redmi K30: 1.4 mm narrower

    ROG Phone 3:
    78 mm
    Redmi K30:
    76.6 mm
  • Memory variants

    At 256 GB storage

    ROG Phone 3:
    12 GB RAM
    Redmi K30:
    8 GB RAM
  • Rear camera layout

    ROG Phone 3:
    Triple
    Redmi K30:
    Quad
  • Depth

    Redmi K30: 1.1 mm thinner

    ROG Phone 3:
    9.9 mm
    Redmi K30:
    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. ROG Phone 3

    Height:
    171 mm +5.7 mm versus Redmi K30
    Width:
    78 mm +1.4 mm versus Redmi K30
    Depth:
    9.9 mm +1.1 mm versus Redmi K30
  2. 2. Redmi K30

    Height:
    165.3 mm
    Width:
    76.6 mm
    Depth:
    8.8 mm

Weight

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

  1. 1. ROG Phone 3

    240 g

    +32 g versus Redmi K30

  2. 2. Redmi K30

    208 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. ROG Phone 3

    Screen diagonal:
    6.59 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    106.6 cm²
  2. 2. Redmi K30

    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 ROG Phone 3, Redmi K30, compared at the same storage capacity.
StorageROG Phone 3Redmi K30
64 GB Not recorded 6 GB RAM
128 GB Recorded for all phones 12 GB RAM 6 / 8 GB RAM Alternative RAM configurations
256 GB Recorded for all phones 12 GB RAM 8 GB RAM
512 GB 12 / 16 GB RAM Alternative RAM configurations 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. ROG Phone 3

NFC:
Yes
Headphone jack:
No
Memory card support:
No

2. Redmi K30

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM slot)

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. ROG Phone 3

    6000 mAh

    +1500 mAh versus Redmi K30

  2. 2. Redmi K30

    4500 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. ROG Phone 32. Redmi K30

Everyday essentials
Everyday essentials — specifications for ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
Dimensions (HxWxD)
  • 171 Х 78 Х 9.9 mm
  • 165.3 Х 76.6 Х 8.8 mm
Weight
  • 240 g
  • 208 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 6.59" inc
  • 6.67" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 12GB RAM
  • 256GB 12GB RAM
  • 512GB 12GB RAM
  • 512GB 16GB RAM
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 128GB 8GB RAM
  • 256GB 8GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 6000 mAh
  • Non-removable Li-Po
  • 4500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 10
  • ROG UI
  • Android 10; MIUI 11
Chipset
  • - Qualcomm SM8250 Snapdragon 865+ (7 nm+)
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 1B
  • 16M
Screen area
  • 106.6 cm2
  • 107.4 cm2
Screen format
  • 19.5:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 79.9%
  • 84.8%
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 ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
Rear camera, main
  • 64 MP
  • Triple
  • 64 MP
  • Quad
Camera specs
  • -64 MP
  • f/1.8
  • (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -13 MP
  • f/2.4
  • 125˚
  • 11mm (ultrawide) -5 MP
  • f/2.0
  • (macro)
  • 64 MP
  • f/1.9
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4''
  • 1.12µm -2 MP
  • f/2.4
  • 1/5''
  • 1.75µm (dedicated macro camera) -2 MP
  • 1.75µm
  • depth sensor
Functions
  • panorama
  • HDR
  • HDR
Video
  • 8K@30fps
  • 4K@30/60/120fps
  • 1080p@30/60/240fps
  • 720p@480fps; gyro-EIS
  • 1080p@30fps
Front camera, selfie
  • 24 MP
  • Single
  • 20 MP
  • Dual
Specifications
  • 24 MP
  • f/2.0
  • 27mm (wide)
  • 0.9μm
  • 20 MP
  • f/2.2
  • 27mm (wide)
  • 1/3.4''
  • 0.8µm 2 MP
  • f/2.4
  • 1/5''
  • 1.75µm
  • depth sensor
Performance

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

Performance — specifications for ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
Processor CPU
  • - Octa-core (1x3.1 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
  • Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
Graphics processor GPU
  • - Adreno 650
  • Adreno 618
Antutu 8 score *
  • 632274
  • 279345
GeekBench 5 Single Core * Unknown
  • 542
GeekBench 5 Multi-Core * Unknown
  • 1685
General specs
General specs — specifications for ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
Release date
  • 2020
  • July 22
  • 2019
  • December
Colors
  • Black
  • Blue
  • Red
  • Purple
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 1000 EUR
  • 210 EUR
Body build
  • Glass front (Gorilla Glass 6)
  • glass back (Gorilla Glass)
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2CDMA 800 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 - A versionHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - B version -4G - 1
  • 2
  • 3
  • 4
  • 5
  • 7
  • 8
  • 12
  • 13
  • 17
  • 18
  • 19
  • 20
  • 25
  • 26
  • 28
  • 29
  • 30
  • 32
  • 34
  • 38
  • 39
  • 40
  • 41
  • 42
  • 48
  • 66
  • 71 - A version -5G - 1
  • 71
  • 77
  • 78
  • 79 SA/NSA - A version 41
  • 79 SA/NSA - B version
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (6CA) Cat20 2000/150 Mbps
  • 5G 4.4 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
  • BDS
  • GALILEO
  • QZSS
  • GNSS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • Two (side 3.1
  • bottom 2.0) Type-C 1.0 reversible connector; accessory connector
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.1
  • A2DP
  • LE
  • aptX HD
  • aptX Adaptive
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
Radio Unknown
  • FM radio
Others
  • - HDR10+ -144Hz refresh rate -650 nits max. brightness
  • - 24-bit/192kHz audio
  • HDR10 -120Hz
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for ROG Phone 3, Redmi K30.
SpecificationROG Phone 3Redmi K30
Dop
  • - Sensors - Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 30W -Quick Charge 4.0
  • 3.0 -Reverse charging 10W - RGB light panel -Pressure sensitive zones
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (100% in 68 min)