Philips S309 vs Xiaomi MI-2a

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

    S309: 6 g lighter

    S309:
    127 g
    MI-2a:
    133 g
  • Width

    S309: 1.8 mm narrower

    S309:
    64.7 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    S309: 0.5 in smaller diagonal

    S309:
    4 in
    MI-2a:
    4.5 in
  • Depth

    MI-2a: 1.3 mm thinner

    S309:
    10.8 mm
    MI-2a:
    9.5 mm
  • Height

    S309: 5.4 mm shorter

    S309:
    127.6 mm
    MI-2a:
    133 mm
  • Release year

    S309:
    2015
    MI-2a:
    2013

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. S309

    Height:
    127.6 mm
    Width:
    64.7 mm
    Depth:
    10.8 mm +1.3 mm versus MI-2a
  2. 2. MI-2a

    Height:
    133 mm +5.4 mm versus S309
    Width:
    66.5 mm +1.8 mm versus S309
    Depth:
    9.5 mm

Weight

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

  1. 1. S309

    127 g

  2. 2. MI-2a

    133 g

    +6 g versus S309

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. S309

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. MI-2a

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

MI-2a has approximately 22.6% more rectangular screen area than S309.

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 S309, MI-2a, compared at the same storage capacity.
StorageS309MI-2a
8 GB 1 GB RAM Not recorded
16 GB Not recorded 1 GB RAM

Practical features

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

1. S309

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

2. MI-2a

NFC:
Yes
Headphone jack:
Yes
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. S309

    1600 mAh

  2. 2. MI-2a

    2030 mAh

    +430 mAh versus S309

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. S3092. MI-2a

Everyday essentials
Everyday essentials — specifications for S309, MI-2a.
SpecificationS309MI-2a
Dimensions (HxWxD)
  • 127.6 Х 64.7 Х 10.8 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 127 g
  • 133 g
Technology Unknown
  • IPS LCD
Screen size
  • 4" inch
  • 4.5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1600 mAh
  • Removable Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.1 (Jelly Bean)
Chipset Unknown
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for S309, MI-2a.
SpecificationS309MI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 55.8 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.2%
  • 63.1%
PPI /points per inch/
  • 233 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for S309, MI-2a.
SpecificationS309MI-2a
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
Performance

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

Performance — specifications for S309, MI-2a.
SpecificationS309MI-2a
Processor CPU
  • Dual-core 1.0 GHz
  • Dual-core 1.7 GHz
Graphics processor GPU Unknown
  • Adreno 320
Antutu 7 score * Unknown
  • 21326
GeekBench 4 Single Core * Unknown
  • 742
GeekBench 4 Multi-Core * Unknown
  • 1151
GeekBench 4 RenderScript * Unknown
  • 1277
General specs
General specs — specifications for S309, MI-2a.
SpecificationS309MI-2a
Release date
  • 2015
  • July
  • 2013
Colors
  • Black
  • Red
  • Black (front panel)
  • 4 color options (back panel)
Battery life
  • Stand by time- Up to 500 h (3G) Talking time- Up to 9 h 30 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for S309, MI-2a.
SpecificationS309MI-2a
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 21.1/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for S309, MI-2a.
SpecificationS309MI-2a
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for S309, MI-2a.
SpecificationS309MI-2a
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass