Nokia Lumia 635 vs Siemens SX45

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

    Lumia 635: 196 g lighter

    Lumia 635:
    134 g
    SX45:
    330 g
  • Width

    Lumia 635: 20.3 mm narrower

    Lumia 635:
    66.7 mm
    SX45:
    87 mm
  • Depth

    Lumia 635: 16.8 mm thinner

    Lumia 635:
    9.2 mm
    SX45:
    26 mm
  • Height

    Lumia 635: 4.5 mm shorter

    Lumia 635:
    129.5 mm
    SX45:
    134 mm
  • Release year

    Lumia 635:
    2014
    SX45:
    2001

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. Lumia 635

    Height:
    129.5 mm
    Width:
    66.7 mm
    Depth:
    9.2 mm
  2. 2. SX45

    Height:
    134 mm +4.5 mm versus Lumia 635
    Width:
    87 mm +20.3 mm versus Lumia 635
    Depth:
    26 mm +16.8 mm versus Lumia 635

Weight

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

  1. 1. Lumia 635

    134 g

  2. 2. SX45

    330 g

    +196 g versus Lumia 635

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Lumia 635

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. SX45

    SX45: Screen geometry unavailable or conflicting.

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.

Lumia 635: Original memory entry

8 GB · 512 MB/ 1 GB RAM

SX45: Original memory entry

32 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. Lumia 635

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

2. SX45

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

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. Lumia 635

    1830 mAh

    +280 mAh versus SX45

  2. 2. SX45

    1550 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. Lumia 6352. SX45

Everyday essentials
Everyday essentials — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
Dimensions (HxWxD)
  • 129.5 Х 66.7 Х 9.2 mm
  • 134 Х 87 Х 26 mm
Weight
  • 134 g
  • 330 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 0" inch
Screen resolution
  • 480 x 854 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB/ 1 GB RAM
  • 32 MB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 1550 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • Microsoft Windows CE 3.0 for PocketPC
Chipset
  • Qualcomm Snapdragon 400 (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 54.3 cm2
Unknown
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 62.9%
Unknown
PPI /points per inch/
  • 221 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
Rear camera, main
  • 5 MP
  • Single
  • 0 MP,
Camera specs
  • 5 MP
  • 1/4''
  • AF
Unknown
Functions
  • panorama
Unknown
Video
  • 720p@30fps
Unknown
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance

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

Performance — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • 64-bit NEC VR4122 150 MHz
Graphics processor GPU
  • Adreno 305
Unknown
Antutu 7 score *
  • 11986
Unknown
General specs
General specs — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
Release date
  • 2014
  • April
  • 2001
Colors
  • Bright orange
  • Bright Green
  • bright yellow
  • White
  • Black
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
Unknown
Battery life
  • Stand by time- Up to 648 h Talking time- Up to 12 h (2G) / Up to 14 h (3G) Music play - Up to 58 h
  • Stand by time- Up to 150 h Talking time- Up to 2 h
Communication and Connectivity
Communication and Connectivity — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 2100 - RM-974 HSDPA 850 / 1700 / 1900 / 2100 - RM-975 -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800) - RM-974 LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 17(700) - RM-975
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
Unknown
GPRS
  • Yes
  • No
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
Unknown
Bluetooth
  • 4.0
  • A2DP
  • LE/ aptX after WP8 Denim update
  • No
Harmful irradiation
  • SAR - 0.97 W/kg (head) 0.77 W/kg (body) SAR EU - 0.75 W/kg (head) 0.79 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
Radio
  • FM radio
  • No
Others
  • ClearBlack display
  • Active noise cancellation with dedicated mic
  • 57.6 mm x 76.8 mm -0.24 mm pixel pitch
Other features
Other features — specifications for Lumia 635, SX45.
SpecificationLumia 635SX45
Dop
  • Sensors Accelerometer
  • sensor core - Versions: RM-974 (Global); RM-975 (USA)
  • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone