HTC One M9 vs Samsung Galaxy S2

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

    One M9:
    LCD
    Galaxy S2:
    OLED
  • Weight

    Galaxy S2: 41 g lighter

    One M9:
    157 g
    Galaxy S2:
    116 g
  • Width

    Galaxy S2: 3.6 mm narrower

    One M9:
    69.7 mm
    Galaxy S2:
    66.1 mm
  • Screen diagonal

    Galaxy S2: 0.7 in smaller diagonal

    One M9:
    5 in
    Galaxy S2:
    4.3 in
  • Memory variants

    At 32 GB storage

    One M9:
    3 GB RAM
    Galaxy S2:
    1 GB RAM
  • Chipset

    One M9:
    Qualcomm MSM8994 Snapdragon 810 (20 nm)
    Galaxy S2:
    Exynos 4210 Dual

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. One M9

    Height:
    144.6 mm +19.3 mm versus Galaxy S2
    Width:
    69.7 mm +3.6 mm versus Galaxy S2
    Depth:
    9.6 mm +1.1 mm versus Galaxy S2
  2. 2. Galaxy S2

    Height:
    125.3 mm
    Width:
    66.1 mm
    Depth:
    8.5 mm

Weight

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

  1. 1. One M9

    157 g

    +41 g versus Galaxy S2

  2. 2. Galaxy S2

    116 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. One M9

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Galaxy S2

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

One M9 has approximately 31% more rectangular screen area than Galaxy S2.

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 One M9, Galaxy S2, compared at the same storage capacity.
StorageOne M9Galaxy S2
16 GB Not recorded 1 GB RAM
32 GB Recorded for all phones 3 GB RAM 1 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. One M9

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

2. Galaxy S2

NFC:
See details Optional
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated 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. One M9

    2840 mAh

    +1190 mAh versus Galaxy S2

  2. 2. Galaxy S2

    1650 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. One M92. Galaxy S2

Everyday essentials
Everyday essentials — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
Dimensions (HxWxD)
  • 144.6 Х 69.7 Х 9.6 mm
  • 125.3 Х 66.1 Х 8.5 mm
Weight
  • 157 g
  • 116 g
Technology
  • Super LCD3
  • Super AMOLED Plus
Screen size
  • 5" inch
  • 4.3" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 16/32 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2840 mAh
  • Non-removable Li-Po
  • 1650 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • upgradable to 7.0 (Nougat); Sense UI 7
  • Android 2.3.4 (Gingerbread)
  • upgradable to 4.1 (Jelly Bean); TouchWiz UI 4
Chipset
  • Qualcomm MSM8994 Snapdragon 810 (20 nm)
  • Exynos 4210 Dual
NFC
  • Yes
  • Optional
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 52.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.4%
  • 63.5%
PPI /points per inch/
  • 441 PPI
  • 217 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
Rear camera, main
  • 20 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 20 MP
  • f/2.2
  • 28mm (wide)
  • 1/2.4''
  • 1.2µm
  • AF
  • 8 MP
  • f/2.6
  • 1/3.2''
  • AF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 4 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 4 MP
  • f/2.0
  • 27mm (wide)
  • 1/3''
  • 2µm
  • 2 MP
Performance

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

Performance — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x2.0 GHz Cortex-A57)
  • Dual-core 1.2 GHz Cortex-A9
Graphics processor GPU
  • Adreno 430
  • Mali-400MP4
Antutu 7 score *
  • 104795
  • 9100
GeekBench 4 Single Core *
  • 1204
  • 415
GeekBench 4 Multi-Core *
  • 2476
  • 639
GeekBench 4 RenderScript *
  • 3765
  • 346
GeekBench 4 Battery *
  • 879
Unknown
GeekBench 5 Single Core *
  • 223
Unknown
GeekBench 5 Multi-Core *
  • 574
Unknown
General specs
General specs — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
Release date
  • 2015
  • March
  • 2011
  • February. Released 2011
  • April
Colors
  • Gunmetal Gray
  • Amber Gold
  • Silver/Rose gold
  • Gold/Pink
  • Pink
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 360 EUR
  • 170 EUR
Battery life
  • Stand by time- Up to 391 h (2G) / Up to 402 h (3G) Talking time- Up to 25 h 20 min (2G) / Up to 21 h 50 min (3G)
  • Stand by time- Up to 710 h (2G) / Up to 610 h (3G) Talking time- Up to 18 h 20 min (2G) / Up to 8 h 40 min (3G)
Body build
  • aluminum body
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
SIM card
  • Nano-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/21.1 Mbps
  • LTE-A Cat6 300/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0 (MHL 3.0 TV-out)
  • USB Host
  • microUSB 2.0 (MHL TV-out)
  • USB Host
Bluetooth
  • 4.1
  • A2DP
  • aptX
  • 3.0
  • A2DP
  • aptX
Harmful irradiation Unknown
  • SAR - 0.16 W/kg (head) 0.96 W/kg (body) SAR EU - 0.34 W/kg (head)
Music and Audio
Music and Audio — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
  • RDS
Others
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for One M9, Galaxy S2.
SpecificationOne M9Galaxy S2
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging (Quick Charge 2.0) - Also known as HTC M9
  • HTC One Hima
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass