Asus ROG Phone 3 vs Xiaomi Poco X2

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
    Poco X2:
    LCD
  • Weight

    Poco X2: 32 g lighter

    ROG Phone 3:
    240 g
    Poco X2:
    208 g
  • Width

    Poco X2: 1.4 mm narrower

    ROG Phone 3:
    78 mm
    Poco X2:
    76.6 mm
  • Memory variants

    At 128 GB storage

    ROG Phone 3:
    12 GB RAM
    Poco X2:
    6 GB RAM
  • Rear camera layout

    ROG Phone 3:
    Triple
    Poco X2:
    Quad
  • Depth

    Poco X2: 1.1 mm thinner

    ROG Phone 3:
    9.9 mm
    Poco X2:
    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 Poco X2
    Width:
    78 mm +1.4 mm versus Poco X2
    Depth:
    9.9 mm +1.1 mm versus Poco X2
  2. 2. Poco X2

    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 Poco X2

  2. 2. Poco X2

    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. Poco X2

    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, Poco X2, compared at the same storage capacity.
StorageROG Phone 3Poco X2
64 GB Not recorded 6 GB RAM
128 GB Recorded for all phones 12 GB RAM 6 GB RAM
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. Poco X2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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 Poco X2

  2. 2. Poco X2

    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. Poco X2

Everyday essentials
Everyday essentials — specifications for ROG Phone 3, Poco X2.
SpecificationROG Phone 3Poco X2
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
  • 256GB 8GB RAM
Memory card support
  • No
  • microSDXC (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 10.0; MIUI 11
Chipset
  • - Qualcomm SM8250 Snapdragon 865+ (7 nm+)
  • Qualcomm SDM730 Snapdragon 730G (8 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for ROG Phone 3, Poco X2.
SpecificationROG Phone 3Poco X2
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, Poco X2.
SpecificationROG Phone 3Poco X2
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)
  • 1/4.0''
  • 1.12µm -2 MP
  • f/2.4
  • 1/5.0''
  • 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, Poco X2.
SpecificationROG Phone 3Poco X2
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
  • 279215
GeekBench 5 Single Core * Unknown
  • 489
GeekBench 5 Multi-Core * Unknown
  • 1576
General specs
General specs — specifications for ROG Phone 3, Poco X2.
SpecificationROG Phone 3Poco X2
Release date
  • 2020
  • July 22
  • 2020
  • February
Colors
  • Black
  • Atlantis Blue
  • Matrix Purple
  • Phoenix Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 1000 EUR
  • 200 EUR
Body build
  • Glass front (Gorilla Glass 6)
  • glass back (Gorilla Glass)
  • aluminum frame
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for ROG Phone 3, Poco X2.
SpecificationROG Phone 3Poco X2
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 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 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
  • 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
Harmful irradiation Unknown
  • SAR - 1.08 W/kg (head) 0.62 W/kg (body)
Music and Audio
Music and Audio — specifications for ROG Phone 3, Poco X2.
SpecificationROG Phone 3Poco X2
Radio Unknown
  • FM radio
  • recording
Others
  • - HDR10+ -144Hz refresh rate -650 nits max. brightness
  • - 24-bit/192kHz audio
  • HDR10 -120Hz refresh rate -500 nits typ. brightness
  • 24-bit/192kHz audio
Other features
Other features — specifications for ROG Phone 3, Poco X2.
SpecificationROG Phone 3Poco X2
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) - Splash resistant - Also known as Xiaomi POCO X2 Special Edition