Posh Icon HD X551 vs Xiaomi Mi Max 3

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.

  • Weight

    Icon HD X551: 106 g lighter

    Icon HD X551:
    115 g
    Mi Max 3:
    221 g
  • Width

    Icon HD X551: 8.4 mm narrower

    Icon HD X551:
    79 mm
    Mi Max 3:
    87.4 mm
  • Screen diagonal

    Icon HD X551: 1.4 in smaller diagonal

    Icon HD X551:
    5.5 in
    Mi Max 3:
    6.9 in
  • Chipset

    Icon HD X551:
    Mediatek MT6580A (28 nm)
    Mi Max 3:
    Qualcomm SDM636 Snapdragon 636 (14 nm)
  • Rear camera layout

    Icon HD X551:
    Single
    Mi Max 3:
    Dual
  • Height

    Icon HD X551: 23 mm shorter

    Icon HD X551:
    153.2 mm
    Mi Max 3:
    176.2 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. Icon HD X551

    Height:
    153.2 mm
    Width:
    79 mm
    Depth:
    8.2 mm
  2. 2. Mi Max 3

    Height:
    176.2 mm +23 mm versus Icon HD X551
    Width:
    87.4 mm +8.4 mm versus Icon HD X551
    Depth:
    8 mm

Weight

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

  1. 1. Icon HD X551

    115 g

  2. 2. Mi Max 3

    221 g

    +106 g versus Icon HD X551

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. Icon HD X551

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Mi Max 3

    Screen diagonal:
    6.9 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    122.9 cm²

Mi Max 3 has approximately 47.3% more rectangular screen area than Icon HD X551.

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 Icon HD X551, Mi Max 3, compared at the same storage capacity.
StorageIcon HD X551Mi Max 3
16 GB 1 GB RAM Unknown
Mi Max 3: 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. Icon HD X551

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. Mi Max 3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Icon HD X551

    2100 mAh

  2. 2. Mi Max 3

    5500 mAh

    +3400 mAh versus Icon HD X551

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. Icon HD X5512. Mi Max 3

Everyday essentials
Everyday essentials — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
Dimensions (HxWxD)
  • 153.2 Х 79 Х 8.2 mm
  • 176.2 Х 87.4 Х 8 mm
Weight
  • 115 g
  • 221 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.9" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2100 mAh
  • Removable Li-Po
  • 5500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 8.1 (Oreo); MIUI 9.5
Chipset
  • Mediatek MT6580A (28 nm)
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 122.9 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 68.9%
  • 79.8%
PPI /points per inch/
  • 267 PPI
  • 350 PPI
Screen protection Unknown
  • To be confirmed
Camera and Video
Camera and Video — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
Rear camera, main
  • 8 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 8 MP
  • AF
  • 12 MP
  • f/1.9
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • Dual-LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 2 MP
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 1.8 GHz Kryo 260
Graphics processor GPU
  • Mali-400MP2
  • Adreno 509
Antutu 7 score * Unknown
  • 118846
GeekBench 4 Single Core * Unknown
  • 1336
GeekBench 4 Multi-Core * Unknown
  • 4896
Antutu 8 score * Unknown
  • 143749
GeekBench 5 Single Core * Unknown
  • 276
GeekBench 5 Multi-Core * Unknown
  • 1212
General specs
General specs — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
Release date
  • 2015
  • November
  • 2018
  • July
Colors
  • Dark Grey
  • White
  • Gold
  • Rose Gold
  • Silver
  • Black
  • Champagne Gold
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 230 EUR
Battery life
  • Stand by time- Up to 700 h (2G) / Up to 250 h (3G) Talking time- Up to 22 h (2G) / Up to 12 h (3G)
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
SIM card
  • Dual SIM (Micro-SIM/ Mini-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 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Icon HD X551, Mi Max 3.
SpecificationIcon HD X551Mi Max 3
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 9V/2A 18W (Quick Charge 3.0)