HTC U12 life vs Samsung Galaxy 551

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

    Galaxy 551: 58 g lighter

    U12 life:
    175 g
    Galaxy 551:
    117 g
  • Width

    Galaxy 551: 20.4 mm narrower

    U12 life:
    75.4 mm
    Galaxy 551:
    55 mm
  • Screen diagonal

    Galaxy 551: 2.8 in smaller diagonal

    U12 life:
    6 in
    Galaxy 551:
    3.2 in
  • Chipset

    U12 life:
    Qualcomm SDM636 Snapdragon 636 (14 nm)
    Galaxy 551:
    Qualcomm MSM7227 Snapdragon S1
  • Rear camera layout

    U12 life:
    Dual
    Galaxy 551:
    Single
  • Depth

    U12 life: 6.9 mm thinner

    U12 life:
    8.3 mm
    Galaxy 551:
    15.2 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. U12 life

    Height:
    158.5 mm +47.5 mm versus Galaxy 551
    Width:
    75.4 mm +20.4 mm versus Galaxy 551
    Depth:
    8.3 mm
  2. 2. Galaxy 551

    Height:
    111 mm
    Width:
    55 mm
    Depth:
    15.2 mm +6.9 mm versus U12 life

Weight

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

  1. 1. U12 life

    175 g

    +58 g versus Galaxy 551

  2. 2. Galaxy 551

    117 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. U12 life

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. Galaxy 551

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

U12 life has approximately 218.7% more rectangular screen area than Galaxy 551.

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.

U12 life: Original memory entry

128 GB · 6 GB RAM 64 GB · 512GB 4GB

Galaxy 551: Original memory entry

160 MB

Practical features

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

1. U12 life

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

2. Galaxy 551

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 1 GB included

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. U12 life

    3600 mAh

    +2400 mAh versus Galaxy 551

  2. 2. Galaxy 551

    1200 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. U12 life2. Galaxy 551

Everyday essentials
Everyday essentials — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
Dimensions (HxWxD)
  • 158.5 Х 75.4 Х 8.3 mm
  • 111 Х 55 Х 15.2 mm
Weight
  • 175 g
  • 117 g
Technology Unknown
  • TFT
Screen size
  • 6" inch
  • 3.2" inch
Screen resolution
  • 1080 x 2160 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
  • 160 MB
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 1 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 2.2 (Froyo)
  • upgradable to 2.3.6 (Gingerbread)
Chipset
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
  • Qualcomm MSM7227 Snapdragon S1
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 92.9 cm2
  • 29.1 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 77.7%
  • 47.7%
PPI /points per inch/
  • 402 PPI
  • 146 PPI
Camera and Video
Camera and Video — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
Rear camera, main
  • 16 MP
  • Dual
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • f/2.0
  • PDAF -5 MP
  • depth sensor
  • 3.15 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • 320p@15fps
Front camera, selfie
  • 13 MP
  • Single
  • 0 MP,
Specifications
  • 13 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
Processor CPU
  • Octa-core 1.8 GHz Kryo 260
  • 600 MHz
Graphics processor GPU
  • Adreno 509
  • Adreno 200
Antutu 7 score *
  • 115437
Unknown
GeekBench 4 Single Core *
  • 1350
Unknown
GeekBench 4 Multi-Core *
  • 4989
Unknown
General specs
General specs — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
Release date
  • 2018
  • August
  • 2010
  • October
Colors
  • Moonlight Blue
  • Twilight Purple
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 90 EUR
Battery life Unknown
  • Stand by time- Up to 520 h (2G) / Up to 370 h (3G) Talking time- Up to 9 h (2G) / Up to 5 h (3G)
Body build
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
SIM card
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 40(2300)
  • 66(1700/2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/75 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.18 W/kg (head) 0.90 W/kg (body) SAR EU - 0.38 W/kg (head)
Music and Audio
Music and Audio — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for U12 life, Galaxy 551.
SpecificationU12 lifeGalaxy 551
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity
  • compass - MP4/WMV/H.263 player -MP3/WAV/eAAC+ player -Document viewer - Also known as Samsung I5510
  • Samsung Callisto