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Acer Liquid E2 vs Xiaomi Redmi Note 9 Pro

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.

  • WeightLiquid E2: 69 g lighterLiquid E2: 140 g · Redmi Note 9 Pro: 209 g
  • WidthLiquid E2: 8.7 mm narrowerLiquid E2: 68 mm · Redmi Note 9 Pro: 76.7 mm
  • Screen diagonalLiquid E2: 2.17 in smaller diagonalLiquid E2: 4.5 in · Redmi Note 9 Pro: 6.67 in
  • ChipsetMediatek MT6589 (28 nm) / Qualcomm SM7125 Snapdragon 720G (8 nm)Liquid E2: Mediatek MT6589 (28 nm) · Redmi Note 9 Pro: Qualcomm SM7125 Snapdragon 720G (8 nm)
  • Rear camera layoutSingle / QuadLiquid E2: Single · Redmi Note 9 Pro: Quad
  • DepthRedmi Note 9 Pro: 1.1 mm thinnerRedmi Note 9 Pro: 8.8 mm · Liquid E2: 9.9 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
Liquid E2: 131 × 68 mm 1 Redmi Note 9 Pro: 165.8 × 76.7 mm 2
Side
Liquid E2: 131 × 9.9 mm 1 Redmi Note 9 Pro: 165.8 × 8.8 mm 2
  1. 1. Liquid E2
    Height
    131 mm
    Width
    68 mm
    Depth
    9.9 mm
    Weight
    140 g
  2. 2. Redmi Note 9 Pro
    Height
    165.8 mm
    Width
    76.7 mm
    Depth
    8.8 mm
    Weight
    209 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationLiquid E2Redmi Note 9 Pro
Dimensions (HxWxD)
  • 131 Х 68 Х 9.9 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 140 g
  • 209 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 6.67" inch
Screen resolution
  • 540 x 960 px
  • 1080 x 2400 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSDXC (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.2.1 (Jelly Bean)
  • Android 10.0; MIUI 11
Chipset
  • Mediatek MT6589 (28 nm)
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationLiquid E2Redmi Note 9 Pro
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 107.4 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 62.7%
  • 84.5%
PPI /points per inch/
  • 245 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video
SpecificationLiquid E2Redmi Note 9 Pro
Rear camera, main
  • 8 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 8 MP
  • AF
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0"
  • 1.12µm -5 MP
  • f/2.4
  • (macro)
  • 1.12µm -2 MP
  • (depth)
Functions
  • Dual-LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 2 MP
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
Performance
Performance
SpecificationLiquid E2Redmi Note 9 Pro
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU
  • PowerVR SGX544
  • Adreno 618
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 14005
Unknown
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 2870 mAh
Unknown
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1036
Unknown
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 275962
General specs
General specs
SpecificationLiquid E2Redmi Note 9 Pro
Release date
  • 2013
  • April
  • 2020
  • March 12
Colors
  • Black
  • White
  • Aurora Blue
  • Glacier white
  • Interstellar Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 160 EUR
Battery life
  • Stand by time- Up to 450 h Talking time- Up to 9 h
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity
SpecificationLiquid E2Redmi Note 9 Pro
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)-3G - HSDPA-4G - LTE
  • 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)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • 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
  • GALILEO
  • BDS
  • NavIC
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 3.0
  • A2DP
  • EDR
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.23 W/kg (head)
Unknown
Music and Audio
Music and Audio
SpecificationLiquid E2Redmi Note 9 Pro
Radio
  • FM radio
  • FM radio
  • recording
Others
  • DTS sound -Active noise cancellation with dedicated mic
  • 450 nits typ. brightness (advertised)
Other features
Other features
SpecificationLiquid E2Redmi Note 9 Pro
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as Acer Liquid E2 Duo with dual-SIM card slots
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof

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