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Xiaomi Redmi 7 vs Xiaomi Redmi 9

What Redmi 7 does better (5) and where Redmi 9 wins (17) — every spec side by side.

Xiaomi Redmi 7
Xiaomi · 2018Redmi 7
3.6Score
5 advantages≈ $220
vs
Xiaomi Redmi 9
Xiaomi · 2020Redmi 9
4.8Score
17 advantages≈ $120
Higher score
2.2Display3.1
2.1Performance2.2
3.2Camera5.0
2.4Battery5.8
2.4Features5.0
Dimensions

Size comparison

Redmi 7Redmi 9
75.6 × 158.78.577 × 163.39.1
Redmi 7Redmi 9Difference
Height158.7 mm163.3 mm−4.6 mm
Width75.6 mm77 mm−1.4 mm
Thickness8.5 mm9.1 mm−0.6 mm
Weight180 g198 g−18 g

Drawn to the same scale from the official dimensions (front and side).

Why is Redmi 7 better than Redmi 9?

  1. AnTuTu score243,691 vs 201,829+21%
  2. Geekbench 6 (multi-core)1,531 vs 1,325+16%
  3. Measured brightness437 nits vs 328 nits+33%
  4. Weight180 g vs 198 g+10%
  5. Thickness8.5 mm vs 9.1 mm+7%

Why is Redmi 9 better than Redmi 7?

  1. Wired charging10 W vs 18 W+80%
  2. Battery capacity4,000 mAh vs 5,020 mAh+25%
  3. RAM4 GB vs 6 GB+50%
  4. Storage (max)64 GB vs 128 GB2×
  5. NFCNo · Redmi 7: Yes
  6. Pixel density269 ppi vs 395 ppi+47%
  7. Main camera12 MP vs 13 MP+8%
  8. Storage (base)16 GB vs 32 GB2×
  9. Ultra-wide cameraNo · Redmi 7: Yes
  10. Peak brightness350 nits vs 400 nits+14%
  11. CPU frequency1.8 GHz vs 2 GHz+11%
  12. Screen size6.3″ vs 6.5″+4%
Specifications

Side by side

Xiaomi Redmi 7Xiaomi Redmi 7≈ $2203.6
Xiaomi Redmi 9Xiaomi Redmi 9≈ $1204.8
Design
Weight180 g198 g
Thickness8.5 mm9.1 mm
Height158.7 mm163.3 mm
Width75.6 mm77 mm
FramePlasticPlastic
BackPlasticPlastic
Glass protectionGorilla Glass 5Corning Gorilla Glass 3
ColoursBlack, BlueCarbon Gray, Sunset Purple, Ocean Green, Pink/Blue
Display
Screen size6.3″6.5″
PanelIPSIPS LCD
OLED panelNoNo
Resolution (width)720 px1,080 px
Resolution (height)1,520 px2,340 px
Pixel density269 ppi395 ppi
Refresh rate60 Hz60 Hz
Peak brightness350 nits400 nits
Measured brightness437 nits328 nits
Screen-to-body ratio80.8%83.2%
Performance
ChipsetQualcomm Snapdragon 632Mediatek MT6769V/CU Helio G80
Chip makerQualcommMediaTek
Process14 nm12 nm
CPU cores88
CPU frequency1.8 GHz2 GHz
GPUAdreno 506Mali-G52 MC2
AnTuTu score243,691201,829
Geekbench 6 (multi-core)1,5311,325
3DMark Wild Life Extreme—171
Memory
RAM4 GB6 GB
Storage (max)64 GB128 GB
Storage (base)16 GB32 GB
Storage typeeMMC 5.1eMMC 5.1
Memory card slotYesYes
Camera
Main camera12 MP13 MP
Main camera aperturef/2.2f/2.2
Main sensor size1/2.9"1/3.1"
Rear cameras22
Optical stabilisationNoNo
Ultra-wide cameraNoYes
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera8 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity4,000 mAh5,020 mAh
Battery typeLi-PoLi-Po
Wired charging10 W18 W
Wireless chargingNoNo
Connectivity
5GNoNo
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 4Wi-Fi 5
Bluetooth4.25
NFCNoYes
USBmicroUSBUSB Type-C 2.0
USB version22
Infrared portYesYes
Satellite navigationGPSGLONASS, BDS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Loudspeaker loudness—-26.9 LUFS
Fingerprint sensorRearRear
Sensorsproximity, accelerometer, compass, fingerprintFingerprint (rear-mounted), accelerometer, proximity, compass
SAR (head)0.56 W/kg0.71 W/kg
Software
OS at launchAndroid 9.0 PieAndroid 10
PlatformAndroidAndroid
InterfaceMiui V10MIUI 13
To compare: 0up to 4 models
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