Acer M900 vs HTC U11

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.

  • Weight

    U11: 19 g lighter

    M900:
    188 g
    U11:
    169 g
  • Width

    M900: 13.9 mm narrower

    M900:
    62 mm
    U11:
    75.9 mm
  • Screen diagonal

    M900: 1.7 in smaller diagonal

    M900:
    3.8 in
    U11:
    5.5 in
  • Depth

    U11: 9.2 mm thinner

    M900:
    17.1 mm
    U11:
    7.9 mm
  • Height

    M900: 34.9 mm shorter

    M900:
    119 mm
    U11:
    153.9 mm
  • Release year

    M900:
    2009
    U11:
    2017

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. M900

    Height:
    119 mm
    Width:
    62 mm
    Depth:
    17.1 mm +9.2 mm versus U11
  2. 2. U11

    Height:
    153.9 mm +34.9 mm versus M900
    Width:
    75.9 mm +13.9 mm versus M900
    Depth:
    7.9 mm

Weight

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

  1. 1. M900

    188 g

    +19 g versus U11

  2. 2. U11

    169 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. M900

    Screen diagonal:
    3.8 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    41.1 cm²
  2. 2. U11

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

U11 has approximately 102.9% more rectangular screen area than M900.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

M900: Original memory entry

Super AMOLED

U11: Original memory entry

128 GB · 6 GB RAM 64 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. M900

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. U11

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot) - dual SIM model only

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. M900

    1530 mAh

  2. 2. U11

    3000 mAh

    +1470 mAh versus M900

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. M9002. U11

Everyday essentials
Everyday essentials — specifications for M900, U11.
SpecificationM900U11
Dimensions (HxWxD)
  • 119 Х 62 Х 17.1 mm
  • 153.9 Х 75.9 Х 7.9 mm
Weight
  • 188 g
  • 169 g
Technology
  • TFT
  • Super LCD5
Screen size
  • 3.8" inch
  • 5.5" inch
Screen resolution
  • 480 x 800 px
  • 1440 x 2560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • Super AMOLED
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 512 GB (uses SIM 2 slot) - dual SIM model only
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 7.1 (Nougat)
  • upgradable to Android 8.0 (Oreo); Sense UI
Chipset Unknown
  • Qualcomm MSM8998 Snapdragon 835 (10 nm)
NFC
  • Super AMOLED
  • Yes
Headphone jack
  • panorama
  • No
Display
Display — specifications for M900, U11.
SpecificationM900U11
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 41.1 cm2
  • 83.4 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.7%
  • 71.4%
PPI /points per inch/
  • 246 PPI
  • 534 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video

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

Camera and Video — specifications for M900, U11.
SpecificationM900U11
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 12 MP
  • f/1.7
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF
  • 5-axis OIS
Functions
  • Dual-LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • VGA videocall camera
  • 16 MP
  • f/2.0
DxOMark Main Score * Unknown
  • 90
DxOMark Photo * Unknown
  • 90
DxOMark Video * Unknown
  • 89
Performance

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

Performance — specifications for M900, U11.
SpecificationM900U11
Processor CPU
  • 533 MHz Samsung S3C 6410
  • Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
Graphics processor GPU Unknown
  • Adreno 540
Antutu 7 score * Unknown
  • 214359
GeekBench 4 Single Core * Unknown
  • 1913
GeekBench 4 Multi-Core * Unknown
  • 6333
GeekBench 4 RenderScript * Unknown
  • 7938
GeekBench 5 Single Core * Unknown
  • 382
GeekBench 5 Multi-Core * Unknown
  • 1468
General specs
General specs — specifications for M900, U11.
SpecificationM900U11
Release date
  • 2009
  • February
  • 2017
  • May
Colors
  • Black
  • Amazing Silver
  • Sapphire Blue
  • Brilliant Black
  • Ice White
  • Solar Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
  • 370 EUR
Battery life
  • Stand by time- Up to 470 h Talking time- Up to 4 h
  • Stand by time- Up to 336 h (3G) Talking time- Up to 24 h 30 min (3G)
Body build Unknown
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for M900, U11.
SpecificationM900U11
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (4CA) Cat16 1024/75 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • miniUSB
  • 3.1
  • Type-C 1.0 reversible connector
Bluetooth
  • microUSB 2.0
  • A2DP
  • 4.2
  • A2DP
  • LE (5.0 after SW update)
Harmful irradiation
  • SAR - 0.43 W/kg (head) 0.92 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for M900, U11.
SpecificationM900U11
Radio
  • FM radio
  • No
Others
  • Handwriting recognition
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for M900, U11.
SpecificationM900U11
Dop
  • Sensors Fingerprint (front-mounted) Pocket Office -Voice memo -MP3 player -Predictive text input
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0) - IP67 dust/water resistant (up to 1m for 30 mins) - Also known as HTC U11 Dual SIM with dual-SIM card slots128GB/6GB (China
  • Taiwan
  • Malaysia
  • Singapore
  • India
  • Hong Kong
  • Russia
  • Saudi Arabia
  • Philippines)