Acer DX650 vs Lenovo K3 Note

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

    DX650: 17 g lighter

    DX650:
    133 g
    K3 Note:
    150 g
  • Width

    DX650: 17.2 mm narrower

    DX650:
    59 mm
    K3 Note:
    76.2 mm
  • Screen diagonal

    DX650: 2.7 in smaller diagonal

    DX650:
    2.8 in
    K3 Note:
    5.5 in
  • Depth

    K3 Note: 7.6 mm thinner

    DX650:
    15.6 mm
    K3 Note:
    8 mm
  • Height

    DX650: 43 mm shorter

    DX650:
    109.6 mm
    K3 Note:
    152.6 mm
  • Release year

    DX650:
    2009
    K3 Note:
    2015

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. DX650

    Height:
    109.6 mm
    Width:
    59 mm
    Depth:
    15.6 mm +7.6 mm versus K3 Note
  2. 2. K3 Note

    Height:
    152.6 mm +43 mm versus DX650
    Width:
    76.2 mm +17.2 mm versus DX650
    Depth:
    8 mm

Weight

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

  1. 1. DX650

    133 g

  2. 2. K3 Note

    150 g

    +17 g versus DX650

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. DX650

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. K3 Note

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

K3 Note has approximately 243.5% more rectangular screen area than DX650.

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 DX650, K3 Note, compared at the same storage capacity.
StorageDX650K3 Note
16 GB Unknown 2 GB RAM
DX650: Original memory entry

Super AMOLED

Practical features

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

1. DX650

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. K3 Note

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. DX650

    1260 mAh

  2. 2. K3 Note

    3000 mAh

    +1740 mAh versus DX650

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. DX6502. K3 Note

Everyday essentials
Everyday essentials — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
Dimensions (HxWxD)
  • 109.6 Х 59 Х 15.6 mm
  • 152.6 Х 76.2 Х 8 mm
Weight
  • 133 g
  • 150 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 5.5" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • Super AMOLED
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1260 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 5.2 (Lollipop)
  • upgradable to 6 (Marshmallow)
Chipset Unknown
  • Mediatek MT6752 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 37.5%
  • 71.7%
PPI /points per inch/
  • 143 PPI
  • 401 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • AF
  • f/2.0
Functions Unknown
  • Dual-LED flash
  • HDR
  • panorama
Video
  • panorama
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications
  • Super AMOLED
  • 5 MP
  • f/2.4
Performance

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

Performance — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
Processor CPU
  • Samsung S3C 6410 533 MHz
  • Octa-core 1.7 GHz Cortex-A53
Graphics processor GPU Unknown
  • Mali-T760MP2
Antutu 7 score * Unknown
  • 46822
GeekBench 4 Single Core * Unknown
  • 728
GeekBench 4 Multi-Core * Unknown
  • 2898
GeekBench 4 RenderScript * Unknown
  • 2147
General specs
General specs — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
Release date
  • 2009
  • June
  • 2015
  • March
Colors
  • Black
  • Onyx Black
  • Pearl White
  • Laser Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
  • Stand by time- Up to 750 h (3G) Talking time- Up to 36 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - India -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100 - India -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • Super AMOLED
  • HSPA
  • TD-SCDMA
  • LTE
  • TD-LTE
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB
  • microUSB 2.0
  • USB Host
Bluetooth
  • microUSB 2.0
  • A2DP
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
Radio
  • FM radio
  • FM radio
Others
  • Secondary 1.27'' OLED display (128 x 96 pixel resolution) -Handwriting recognition
  • Dolby Atmos audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for DX650, K3 Note.
SpecificationDX650K3 Note
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player
  • Sensors Accelerometer
  • proximity
  • compass - Also known as Lenovo A7000 Turbo in India