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Plum Sync 4.0 vs Xiaomi Redmi Note 7

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • WeightSync 4.0: 89 g lighterSync 4.0: 97 g · Redmi Note 7: 186 g
  • WidthSync 4.0: 11.6 mm narrowerSync 4.0: 63.6 mm · Redmi Note 7: 75.2 mm
  • Screen diagonalSync 4.0: 2.3 in smaller diagonalSync 4.0: 4 in · Redmi Note 7: 6.3 in
  • ChipsetMediatek MT6572M (28 nm) / Qualcomm SDM660 Snapdragon 660 (14 nm)Sync 4.0: Mediatek MT6572M (28 nm) · Redmi Note 7: Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Rear camera layoutSingle / DualSync 4.0: Single · Redmi Note 7: Dual
  • DepthRedmi Note 7: 1.7 mm thinnerRedmi Note 7: 8.1 mm · Sync 4.0: 9.8 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.

Front
Sync 4.0: 120.4 × 63.6 mm 1 Redmi Note 7: 159.2 × 75.2 mm 2
Side
Sync 4.0: 120.4 × 9.8 mm 1 Redmi Note 7: 159.2 × 8.1 mm 2
  1. 1. Sync 4.0
    Height
    120.4 mm
    Width
    63.6 mm
    Depth
    9.8 mm+1.7 mm versus Redmi Note 7
    Weight
    97 g
  2. 2. Redmi Note 7
    Height
    159.2 mm+38.8 mm versus Sync 4.0
    Width
    75.2 mm+11.6 mm versus Sync 4.0
    Depth
    8.1 mm
    Weight
    186 g
Weight

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

  1. 1. Sync 4.097 g
  2. 2. Redmi Note 7186 g

    +89 g versus Sync 4.0

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.

Screen size
Sync 4.0: 4 in, 16:9, About 44.1 cm² rectangular area 1 Redmi Note 7: 6.3 in, 19.5:9, About 97.4 cm² rectangular area 2
  1. 1. Sync 4.0 4 in · 16:9 About 44.1 cm² rectangular area
  2. 2. Redmi Note 7 6.3 in · 19.5:9 About 97.4 cm² rectangular area

Redmi Note 7 has approximately 120.9% more rectangular screen area than Sync 4.0.

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.

Sync 4.0: Original memory entry

512 MB · 256 MB RAM

Redmi Note 7: Original memory entry

64 GB · 4/6 GB RAM 32 GB · 3 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. Sync 4.0

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB

2. Redmi Note 7

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 256 GB (uses SIM 2 slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. Sync 4.01200 mAh
  2. 2. Redmi Note 74000 mAh

    +2800 mAh versus Sync 4.0

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. Sync 4.02. Redmi Note 7

Everyday essentials
Everyday essentials
SpecificationSync 4.0Redmi Note 7
Dimensions (HxWxD)
  • 120.4 Х 63.6 Х 9.8 mm
  • 159.2 Х 75.2 Х 8.1 mm
Weight
  • 97 g
  • 186 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4" inch
  • 6.3" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2340 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 64 GB
  • 4/6 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat)
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Mediatek MT6572M (28 nm)
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationSync 4.0Redmi Note 7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 44.1 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 57.6%
  • 81.4%
PPI /points per inch/
  • 245 PPI
  • 409 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video
SpecificationSync 4.0Redmi Note 7
Rear camera, main
  • 5 MP
  • Single
  • 48 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -5 MP
  • f/2.4
  • depth sensor
Functions
  • Face detection
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 1.3 MP
  • 13 MP
Performance
Performance
SpecificationSync 4.0Redmi Note 7
Processor CPU
  • Dual-core 1.2 GHz Cortex-A7
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU
  • Mali-400
  • Adreno 512
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 5527
  • 144610
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1462
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 4556
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 179213
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 334
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1294
General specs
General specs
SpecificationSync 4.0Redmi Note 7
Release date
  • 2014
  • May
  • 2019
  • January
Colors
  • Black
  • White
  • Red
  • Blue
  • Blue
  • Black
  • Twilight Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life
  • Stand by time- Up to 760 h Talking time- Up to 14 h
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationSync 4.0Redmi Note 7
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationSync 4.0Redmi Note 7
Radio
  • FM radio
  • FM radio
  • recording
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationSync 4.0Redmi Note 7
Dop
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Sync 4.0 X400
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging (Quick Charge 4)