alcatel OT-997D 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: 26 g lighter

    OT-997D:
    143 g
    Galaxy 551:
    117 g
  • Width

    Galaxy 551: 13 mm narrower

    OT-997D:
    68 mm
    Galaxy 551:
    55 mm
  • Screen diagonal

    Galaxy 551: 1.1 in smaller diagonal

    OT-997D:
    4.3 in
    Galaxy 551:
    3.2 in
  • Chipset

    OT-997D:
    Mediatek MT6577 (40 nm)
    Galaxy 551:
    Qualcomm MSM7227 Snapdragon S1
  • Depth

    OT-997D: 4.2 mm thinner

    OT-997D:
    11 mm
    Galaxy 551:
    15.2 mm
  • Height

    Galaxy 551: 18.8 mm shorter

    OT-997D:
    129.8 mm
    Galaxy 551:
    111 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. OT-997D

    Height:
    129.8 mm +18.8 mm versus Galaxy 551
    Width:
    68 mm +13 mm versus Galaxy 551
    Depth:
    11 mm
  2. 2. Galaxy 551

    Height:
    111 mm
    Width:
    55 mm
    Depth:
    15.2 mm +4.2 mm versus OT-997D

Weight

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

  1. 1. OT-997D

    143 g

    +26 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. OT-997D

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 cm²
  2. 2. Galaxy 551

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

OT-997D has approximately 80.6% 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.

Recorded RAM for OT-997D, Galaxy 551, compared at the same storage capacity.
StorageOT-997DGalaxy 551
4 GB 1 GB RAM Unknown
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. OT-997D

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated 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. OT-997D

    1800 mAh

    +600 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. OT-997D2. Galaxy 551

Everyday essentials
Everyday essentials — specifications for OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
Dimensions (HxWxD)
  • 129.8 Х 68 Х 11 mm
  • 111 Х 55 Х 15.2 mm
Weight
  • 143 g
  • 117 g
Technology
  • TFT
  • TFT
Screen size
  • 4.3" inch
  • 3.2" inch
Screen resolution
  • 480 x 800 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 160 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 1 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 2.2 (Froyo)
  • upgradable to 2.3.6 (Gingerbread)
Chipset
  • Mediatek MT6577 (40 nm)
  • Qualcomm MSM7227 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 52.6 cm2
  • 29.1 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 59.6%
  • 47.7%
PPI /points per inch/
  • 217 PPI
  • 146 PPI
Camera and Video
Camera and Video — specifications for OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 3.15 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • 320p@15fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance

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

Performance — specifications for OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • 600 MHz
Graphics processor GPU
  • PowerVR SGX531u
  • Adreno 200
Antutu 7 score *
  • 9320
Unknown
General specs
General specs — specifications for OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
Release date
  • 2012
  • July
  • 2010
  • October
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 90 EUR
Battery life
  • Stand by time- Up to 400 h (2G) / Up to 350 h (3G) Talking time- Up to 16 h (2G) / Up to 8 h 30 min (3G)
  • 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)
Communication and Connectivity
Communication and Connectivity — specifications for OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Mini-SIM
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
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 0.50 W/kg (head) 0.74 W/kg (body)
  • 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 OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
  • RDS
Others
  • SRS audio
Unknown
Other features
Other features — specifications for OT-997D, Galaxy 551.
SpecificationOT-997DGalaxy 551
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - MP4/WMV/H.263 player -MP3/WAV/eAAC+ player -Document viewer - Also known as Samsung I5510
  • Samsung Callisto