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Asus Zenfone 7 (ZS670KS 128GB/8GB) vs Xiaomi Redmi 9 Prime (128GB)

Side by side comparison between Asus Zenfone 7 vs Xiaomi Redmi 9 Prime phones, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Redmi 9 Prime XAsus Zenfone 7 (ZS670KS 128GB/8GB)24Points
Asus Zenfone 7 (ZS670KS 128GB/8GB)
6.67"
AMOLED

1080x2400

64
MP

8GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
06PointsXiaomi Redmi 9 Prime (128GB)Compare Asus Zenfone 7 X
Xiaomi Redmi 9 Prime (128GB)
6.53"
IPS

1080x2340

13
MP

8mp

4GB
RAM

64bit Octa

5020
mAh

(Non removable)

What's the better phone? Asus Zenfone 7 (ZS670KS 128GB/8GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Zenfone 7 (ZS670KS 128GB/8GB)24 Advantages Asus Zenfone 7 (ZS670KS 128GB/8GB)vsRedmi 9 Prime (128GB)6 Advantages Xiaomi Redmi 9 Prime (128GB)
+2.84GHz 64bit Octa-Core41%
More powerful processor, you can open your applications faster
vs2GHz 64bit Octa-Core
+8GB LPDDR5100%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 5.1
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT IPS LCD
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+90Hz50%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1080x2400 pixels3%
Higher resolution screen
vs1080x2340 pixels
+6.67"2%
Larger screen
vs6.53"
+(triple camera) 64MP + 12MP + 8MP2 times
Higher resolution main camera
vs(quad camera) 13MP + 8MP + 5MP + 2MP
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsLED flash
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+1/1.72" inches80%
The larger sensor camera lets you take photos with better depth.
vs1/3.1" inches
+f/1.8 (aperture)22%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.2 (aperture)
+8K UHD (7680x4320)15 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+Android 11Advantage
Android 11 is newer and safer
vsAndroid 10
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G+ LTE-A
+(5G SA/NSA) 2000 Mbps6 times
Faster for surfing the internet and download files
vs(4G+ LTE-A) 300 Mbps
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+30W67%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs18W
+802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO is newer and faster
vs802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
vs5.0 + A2DP/LE
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
235 grams (8.23 ounces)vs+198 grams (6.93 ounces)19%
Lighter
9.6 millimeters (0.38 inches)vs+9.1 millimeters (0.36 inches)5%
Thinner
Type-C jack with 3.5mm jack adaptervs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
5000 mAhvs+5020 mAh1%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
Not supportedvs+Water repellent nano-coating (don't immerse)Advantage
Protection against water allows you talk to your friends in the rain, for example

25 Common items in both devices
128GB (104GB available) / 128GB (106GB available)
Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC
16 million
395 PPI
PDAF: phase detection autofocus
EIS: Digital stabilization
HDR photo/video on both cameras / HDR photo on both cameras
+18 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight

📱 Model features

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
ModelZenfone 7 (ZS670KS 128GB/8GB)Redmi 9 Prime (128GB)
Other model namesAsus Zenfone 7 ZS670KS, ASUS_I002D, I002D (8GB RAM)Xiaomi Redmi 9 Prime (M2004J19PI)
Country or region available(Global, International)
(Global, International)
India
India
BrandAsusXiaomi
Release date9/1/2020, Announced: 8/26/20208/4/2020
Depth9.6 millimeters (0.38 inches)9.1 millimeters (0.36 inches)
Size (width x height)77.3 x 165.1 millimeters (3.04 x 6.5 in)77.01 x 163.32 millimeters (3.03 x 6.43 in)
Weight235 grams (8.23 ounces)198 grams (6.93 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersNot supportedWater repellent nano-coating (don't immerse)

🤖 Operating System

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
System versionAndroid 10Android 10
Firmware updateAndroid 11feature not registered
User InterfaceZenUI 8feature not registered

⚙️ Processor

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
Chipset64bit - Qualcomm Snapdragon 865 (SM8250) (7nm)64bit - MediaTek Helio G80 (MT6769V) (12nm)
CPUOcta-Core, 3 processors:
2.84GHz Single-Core Kryo 585
2.42GHz Triple-Core Kryo 585
1.8GHz Quad-Core Kryo 585
Octa-Core, 2 processors:
2GHz Dual-Core ARM Cortex-A75
1.8GHz Hexa-Core ARM Cortex-A55
GPU graphical controllerQualcomm Adreno 650 (250-587MHz)ARM Mali-G52 MC2 (950MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
RAM memory8GB LPDDR54GB LPDDR4X
Internal storage128GB (104GB available)
UFS 3.1
128GB (106GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)

📲 Display

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
Display typeSuper AMOLEDTFT IPS LCD
Screen size6.67" inches6.53" inches
Screen-to-body ratio~84.2% (screen-to-body ratio)~83.2% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)1080x2340 pixels (19.5:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)395 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 6Gorilla Glass 3
Display features90Hz, 700nits[peak]
HDR10+
60Hz, 400nits[typ]

📶 Mobile networks

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload2000/1024 Mbps300/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 800/850/900/1700/1900/2100UMTS 850/900/1900/2100
Primary 4G networkLTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29)
TD-LTE (38, 39, 40, 41)
VoLTE
LTE Cat6 (1, 3, 5, 8)
TD-LTE (40, 41)
VoLTE
Primary 5G networkSA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 800/850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29)
TD-LTE (38, 39, 40, 41)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE

📷 Camera

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
Back camera (main camera)(triple camera)
64 megapixels
12MP ultrawidef/2.2113°17mm1/2.55"1.4µmPDAF
8MP telephotof/2.480mmPDAF3x-optical-zoom
(quad camera)
13 megapixels
8MP ultrawidef/2.2118°1/4.0"1.12µm
5MP macrof/2.4
2MP depthf/2.4
Main camera resolution10120x6328 pixels4128x3096 pixels
Video recording (primary)8K UHD (7680x4320) 30 fpsFull HD (1920x1080) 30 fps
FlashDual-LED flashLED flash
Focal aperturef/1.8 (aperture)f/2.2 (aperture)
Focal length26mm lens28mm lens
Sensor size1/1.72" inches1/3.1" inches
Pixel size0.8µm pixel1.12µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomDigital and optical zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras4K@120fps
1080p@240fps
720p@480fps
feature not registered

📸 Front camera

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
Front camera (secondary)Uses the back motorized camera (flip-up/rotating)8 megapixels
Front camera resolution10120x6328 pixels3264x2448 pixels
Video recording (secondary)8K UHD (7680x4320)Full HD (1920x1080)
Front flashDual-LED flashNot supported
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal length26mm lens27mm lens
Sensor size1/1.72" inches1/4" inches
Pixel size0.8µm pixel1.12µm pixel

🔉 Sound and multimedia

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
LoudspeakerStereo sound
24-bit/192kHz
Supported
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio outputType-C jack with 3.5mm jack adapter3.5mm jack
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.1 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavICA-GPS, GeoTagging, GLONASS, BeiDou
NFCSupportedNot supported
Infrared portNot supportedSupported

🧭 Sensors

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
SensorsAccelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
Battery typeLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity5000 mAh5020 mAh
Charger, watts30W Fast battery charging
Reverse charging USB between devices
Quick Charge 4
USB Power Delivery 3.0
18W Fast battery charging
Talk time autonomyfeature not registered31 hours (1.3 days)
Standbyfeature not registeredfeature not registered

➕ Other features

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Aurora Black, Pastel White
- Silicon case included
- Colors: Space Blue, Mint Green, Matte Black, Sunrise Flare
- MIUI 11
- 10W charger included

☢️ Radiation rate

Asus Zenfone 7 (ZS670KS 128GB/8GB)Xiaomi Redmi 9 Prime (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.85W/kg (head), 0.42W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

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