Coolpad Cool S1 vs Philips W635

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

    W635: 11 g lighter

    Cool S1:
    168 g
    W635:
    157 g
  • Width

    W635: 10.2 mm narrower

    Cool S1:
    74.7 mm
    W635:
    64.5 mm
  • Screen diagonal

    W635: 1.5 in smaller diagonal

    Cool S1:
    5.5 in
    W635:
    4 in
  • Chipset

    Cool S1:
    Qualcomm MSM8996 Snapdragon 821 (14 nm)
    W635:
    Qualcomm MSM7227A Snapdragon S1
  • Depth

    Cool S1: 4 mm thinner

    Cool S1:
    7.5 mm
    W635:
    11.5 mm
  • Height

    W635: 27.4 mm shorter

    Cool S1:
    151.4 mm
    W635:
    124 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. Cool S1

    Height:
    151.4 mm +27.4 mm versus W635
    Width:
    74.7 mm +10.2 mm versus W635
    Depth:
    7.5 mm
  2. 2. W635

    Height:
    124 mm
    Width:
    64.5 mm
    Depth:
    11.5 mm +4 mm versus Cool S1

Weight

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

  1. 1. Cool S1

    168 g

    +11 g versus W635

  2. 2. W635

    157 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. Cool S1

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. W635

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

Cool S1 has approximately 83.1% more rectangular screen area than W635.

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.

Cool S1: Original memory entry

128 GB · 6 GB RAM 64 GB · 512GB 4GB

W635: Original memory entry

512 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. Cool S1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

2. W635

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Cool S1

    4070 mAh

    +2440 mAh versus W635

  2. 2. W635

    1630 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. Cool S12. W635

Everyday essentials
Everyday essentials — specifications for Cool S1, W635.
SpecificationCool S1W635
Dimensions (HxWxD)
  • 151.4 Х 74.7 Х 7.5 mm
  • 124 Х 64.5 Х 11.5 mm
Weight
  • 168 g
  • 157 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 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
  • 512 MB
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4070 mAh
  • Non-removable Li-Po
  • 1630 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow); eUI 5.8
  • Android 2.3 (Gingerbread)
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Qualcomm MSM7227A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Cool S1, W635.
SpecificationCool S1W635
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 73.7%
  • 56.9%
PPI /points per inch/
  • 401 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Cool S1, W635.
SpecificationCool S1W635
Rear camera, main
  • 16 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 16 MP
  • PDAF
  • f/2.0
  • 5 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Unknown
Video
  • Yes
  • 480p
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 Cool S1, W635.
SpecificationCool S1W635
Processor CPU
  • Quad-core (2x2.35 GHz Kryo & 2x1.6 GHz Kryo)
  • Cortex-A5
Graphics processor GPU
  • Adreno 530
  • Adreno 200
GeekBench 4 Single Core *
  • 1818
Unknown
GeekBench 4 Multi-Core *
  • 3877
Unknown
GeekBench 4 RenderScript *
  • 7272
Unknown
General specs
General specs — specifications for Cool S1, W635.
SpecificationCool S1W635
Release date
  • 2016
  • December
  • 2012
  • April
Colors
  • Gold
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 420 EUR
  • 460 EUR
Battery life Unknown
  • Stand by time- Up to 200 h (2G) / Up to 200 h (3G) Talking time- Up to 5 h (2G) / Up to 4 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Cool S1, W635.
SpecificationCool S1W635
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA -4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • Type-C 1.0 reversible connector
  • 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for Cool S1, W635.
SpecificationCool S1W635
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic -Harman Kardon sound enhancement
Unknown
Other features
Other features — specifications for Cool S1, W635.
SpecificationCool S1W635
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging (Quick Charge 3.0)
  • Sensors Accelerometer
  • proximity - MP3/WAV/WMA/AAC+ player -MP4/H.263 player -Document viewer -Photo viewer/editor -Organizer -Voice memo/dial -Predictive text input