BlackBerry Curve 8520 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

    Curve 8520: 51 g lighter

    Curve 8520:
    106 g
    W635:
    157 g
  • Width

    Curve 8520: 4.5 mm narrower

    Curve 8520:
    60 mm
    W635:
    64.5 mm
  • Screen diagonal

    Curve 8520: 1.54 in smaller diagonal

    Curve 8520:
    2.46 in
    W635:
    4 in
  • Depth

    W635: 2.4 mm thinner

    Curve 8520:
    13.9 mm
    W635:
    11.5 mm
  • Height

    Curve 8520: 15 mm shorter

    Curve 8520:
    109 mm
    W635:
    124 mm
  • Release year

    Curve 8520:
    2009
    W635:
    2012

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. Curve 8520

    Height:
    109 mm
    Width:
    60 mm
    Depth:
    13.9 mm +2.4 mm versus W635
  2. 2. W635

    Height:
    124 mm +15 mm versus Curve 8520
    Width:
    64.5 mm +4.5 mm versus Curve 8520
    Depth:
    11.5 mm

Weight

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

  1. 1. Curve 8520

    106 g

  2. 2. W635

    157 g

    +51 g versus Curve 8520

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. Curve 8520

    Screen diagonal:
    2.46 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    18.7 cm²
  2. 2. W635

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

W635 has approximately 143% more rectangular screen area than Curve 8520.

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.

Curve 8520: Original memory entry

256 MB

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. Curve 8520

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

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. Curve 8520

    1150 mAh

  2. 2. W635

    1630 mAh

    +480 mAh versus Curve 8520

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. Curve 85202. W635

Everyday essentials
Everyday essentials — specifications for Curve 8520, W635.
SpecificationCurve 8520W635
Dimensions (HxWxD)
  • 109 Х 60 Х 13.9 mm
  • 124 Х 64.5 Х 11.5 mm
Weight
  • 106 g
  • 157 g
Technology
  • TFT
  • TFT
Screen size
  • 2.46" inch
  • 4" inch
Screen resolution
  • 320 x 240 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB
  • 512 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1150 mAh
  • Removable Li-Ion
  • 1630 mAh
  • Removable Li-Ion
Operating system OS
  • BlackBerry OS 5.0
  • Android 2.3 (Gingerbread)
Chipset Unknown
  • Qualcomm MSM7227A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Curve 8520, W635.
SpecificationCurve 8520W635
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 18.7 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 28.7%
  • 56.9%
PPI /points per inch/
  • 163 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Curve 8520, W635.
SpecificationCurve 8520W635
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
  • AF
Video
  • 320p
  • 480p
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for Curve 8520, W635.
SpecificationCurve 8520W635
Processor CPU
  • 512 MHz
  • Cortex-A5
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for Curve 8520, W635.
SpecificationCurve 8520W635
Release date
  • 2009
  • July
  • 2012
  • April
Colors
  • Black
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 460 EUR
Battery life
  • Stand by time- Up to 408 h Talking time- Up to 4 h 30 min
  • 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 Curve 8520, W635.
SpecificationCurve 8520W635
SIM card
  • Mini-SIM
  • Dual SIM (Mini-SIM)
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 7.2/0.384 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • microUSB
  • 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 1.22 W/kg (head) 0.83 W/kg (body) SAR EU - 1.02 W/kg (head) 0.78 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Curve 8520, W635.
SpecificationCurve 8520W635
Radio
  • No
  • No
Others
  • Dedicated music keys
Unknown
Other features
Other features — specifications for Curve 8520, W635.
SpecificationCurve 8520W635
Dop
  • MP3/eAAC+/WMA/WAV player -MP4/H.264/WMV player -Organizer -Voice memo/dial -Predictive text input Optical trackpad
  • Sensors Accelerometer
  • proximity - MP3/WAV/WMA/AAC+ player -MP4/H.263 player -Document viewer -Photo viewer/editor -Organizer -Voice memo/dial -Predictive text input