Panasonic Eluga Ray Max vs Samsung i637 Jack

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

    i637 Jack: 62.9 g lighter

    Eluga Ray Max:
    165 g
    i637 Jack:
    102.1 g
  • Width

    i637 Jack: 12 mm narrower

    Eluga Ray Max:
    73 mm
    i637 Jack:
    61 mm
  • Screen diagonal

    i637 Jack: 2.8 in smaller diagonal

    Eluga Ray Max:
    5.2 in
    i637 Jack:
    2.4 in
  • Depth

    Eluga Ray Max: 3.2 mm thinner

    Eluga Ray Max:
    9.5 mm
    i637 Jack:
    12.7 mm
  • Height

    i637 Jack: 31 mm shorter

    Eluga Ray Max:
    148 mm
    i637 Jack:
    117 mm
  • Release year

    Eluga Ray Max:
    2017
    i637 Jack:
    2009

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. Eluga Ray Max

    Height:
    148 mm +31 mm versus i637 Jack
    Width:
    73 mm +12 mm versus i637 Jack
    Depth:
    9.5 mm
  2. 2. i637 Jack

    Height:
    117 mm
    Width:
    61 mm
    Depth:
    12.7 mm +3.2 mm versus Eluga Ray Max

Weight

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

  1. 1. Eluga Ray Max

    165 g

    +62.9 g versus i637 Jack

  2. 2. i637 Jack

    102.1 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. Eluga Ray Max

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. i637 Jack

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²

Eluga Ray Max has approximately 317.9% more rectangular screen area than i637 Jack.

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.

Eluga Ray Max: Original memory entry

32/64 GB · 512GB 4GB

i637 Jack: Original memory entry

256 MB RAM · 256 MB ROM

Practical features

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

1. Eluga Ray Max

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. i637 Jack

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 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. Eluga Ray Max

    3000 mAh

    +1520 mAh versus i637 Jack

  2. 2. i637 Jack

    1480 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. Eluga Ray Max2. i637 Jack

Everyday essentials
Everyday essentials — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
Dimensions (HxWxD)
  • 148 Х 73 Х 9.5 mm
  • 117 Х 61 Х 12.7 mm
Weight
  • 165 g
  • 102.1 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.2" inch
  • 2.4" inch
Screen resolution
  • 1080 x 1920 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32/64 GB
  • 512GB 4GB
  • 256 MB RAM
  • 256 MB ROM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 1480 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Microsoft Windows Mobile 6.1 Standard
  • upgradable to Windows Mobile 6.5
Chipset
  • Qualcomm MSM8937 Snapdragon 430 (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 65K
Screen area
  • 74.5 cm2
  • 17.8 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 69.0%
  • 25.0%
PPI /points per inch/
  • 424 PPI
  • 167 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
Rear camera, main
  • 16 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • AF
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
Unknown
Performance

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

Performance — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
Processor CPU
  • Octa-core 1.4 GHz Cortex-A53
  • 528 MHz
Graphics processor GPU
  • Adreno 505
Unknown
Antutu 7 score *
  • 45702
Unknown
GeekBench 4 Single Core *
  • 670
Unknown
GeekBench 4 Multi-Core *
  • 2987
Unknown
General specs
General specs — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
Release date
  • 2017
  • April
  • 2009
  • May
Colors
  • Rose Gold
  • Space Grey
  • Gold
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 120 EUR
Battery life Unknown
  • Stand by time- Up to 288 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • LTE
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.04 W/kg (head) 0.53 W/kg (body)
Music and Audio
Music and Audio — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
Radio
  • FM radio with RDS; recording
  • No
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Eluga Ray Max, i637 Jack.
SpecificationEluga Ray Maxi637 Jack
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass
  • Infrared port - Fast battery charging (Quick Charge 3.0)
  • Windows Media Player 10 -Windows Live
  • Yahoo!
  • AOL -Microsoft Outlook Mobile -Pocket Office -Voice memo/dial -Predictive text input - For AT&T