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Asus Zenfone 5Z (ZS620KL 128GB) vs Realme 8i (64GB)

Side by side comparison between Asus Zenfone 5Z vs Realme 8i phones, differences, pros, cons and full specifications. What's the better?

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Compare Realme 8i XAsus Zenfone 5Z (ZS620KL 128GB)15Points
Asus Zenfone 5Z (ZS620KL 128GB)
6.2"
IPS

1080x2246

12
MP

8mp

6GB
RAM

64bit Octa

3300
mAh

(Non removable)

vs
Realme 8i (64GB)
6.6"
IPS

1080x2412

50
MP

16mp

4GB
RAM

64bit Octa

5000
mAh

(Non removable)

What's the better phone? Asus Zenfone 5Z (ZS620KL 128GB)

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 5Z (ZS620KL 128GB)15 Advantages Asus Zenfone 5Z (ZS620KL 128GB)vs8i (64GB)9 Advantages Realme 8i (64GB)
+2.7GHz 64bit Octa-Core25%
More powerful processor, you can open your applications faster
vs2.05GHz 64bit Octa-Core
+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+128GB (111GB available)158%
More internal storage for applications and files
vs64GB (43GB available)
+165 grams (5.78 ounces)18%
Lighter
vs194 grams (6.79 ounces)
+7.9 millimeters (0.31 inches)8%
Thinner
vs8.5 millimeters (0.33 inches)
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+402 PPI1%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs400 PPI
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsLED flash
+OIS (4-axis): Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+1/2.55" inches8%
The larger sensor camera lets you take photos with better depth.
vs1/2.76" inches
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(4G+ LTE-A) 1200 Mbps2 times
Faster for surfing the internet and download files
vs(4G+ LTE-A) 400 Mbps
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
60Hzvs+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
1080x2246 pixelsvs+1080x2412 pixels7%
Higher resolution screen
6.2"vs+6.6"6%
Larger screen
(dual camera) 12MP + 8MPvs+(triple camera) 50MP + 2MP + 2MP170%
Higher resolution main camera
(front) 8MPvs+(front) 16MP99%
Higher resolution secondary camera to take pictures and selfies
Android 10vs+Android 11Advantage
Android 11 is newer and safer
3300 mAhvs+5000 mAh52%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
More SIM card slots. You can choose more carriers.
5.0 + A2DP/LEvs+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster

30 Common items in both devices
UFS 2.1
Until 1TB microSD, microSDXC
TFT IPS LCD
16 million
Only digital zoom
PDAF: phase detection autofocus
HDR photo on both cameras
+23 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 5Z (ZS620KL 128GB)Realme 8i (64GB)
ModelZenfone 5Z (ZS620KL 128GB)8i (64GB)
Other model namesAsus Zenfone 5z 6GB RAM, ASUS_Z01RDRealme 8i RMX3151 (64GB+4GB RAM)
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandAsusRealme
Release date6/1/20189/14/2021, Announced: 9/9/2021
Depth7.9 millimeters (0.31 inches)8.5 millimeters (0.33 inches)
Size (width x height)75.65 x 153 millimeters (2.98 x 6.02 in)75.5 x 164.1 millimeters (2.97 x 6.46 in)
Weight165 grams (5.78 ounces)194 grams (6.79 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersNot supportedNot supported

🤖 Operating System

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
System versionAndroid 8.0 OreoAndroid 11
Firmware updateAndroid 10feature not registered
User Interfacefeature not registeredRealme UI 2.0

⚙️ Processor

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
Chipset64bit - Qualcomm Snapdragon 845 MSM8998 (10nm)64bit - MediaTek Helio G96 (12nm)
CPUOcta-Core, 2 processors:
2.7GHz Quad-Core Kryo 385 Gold
1.7GHz Quad-Core Kryo 385 Silver
Octa-Core, 2 processors:
2.05GHz Dual-Core ARM Cortex-A76
2GHz Hexa-Core ARM Cortex-A55
GPU graphical controllerQualcomm Adreno 630 710MhzARM Mali-G57 MC2 (850MHz)
Performance (benchmark)feature not registeredAnTuTu: 350000 (v9)

💽 Memory and storage

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
RAM memory6GB LPDDR4X4GB LPDDR4X
Internal storage128GB (111GB available)
UFS 2.1
64GB (43GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📲 Display

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
Display typeTFT IPS LCDTFT IPS LCD
Screen size6.2" inches6.6" inches
Screen-to-body ratio~83.7% (screen-to-body ratio)~84.6% (screen-to-body ratio)
Display resolution1080x2246 pixels (18.7:9)1080x2412 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)402 PPI400 PPI
Colors16 million16 million
Scratch-resistant glassGorilla GlassNot supported
Display features60Hz, 550nits[typ]120Hz, 600nits[peak]

📶 Mobile networks

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD 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/upload1200/100 Mbps400/150 Mbps
Network technology2G, 3G, 4G2G, 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 networkA version:
UMTS 800/850/900/1800/1900/2100
B version (USA):
UMTS 800/850/900/1800/1900/2100
C version:
UMTS 850/900/2100
UMTS 850/900/2100
Primary 4G networkLTE Cat15/Cat18
A version:
LTE Cat15 (Bands 1,2,3,5,7,8,18,19,20,26,28,32)
TD-LTE (Bands 34,38,39,40,41)
B version (USA):
LTE Cat18 (Bands 1,2,3,5,7,8,18,19,28)
TD-LTE (Bands 38,39,41)
C version:
LTE Cat18 (Bands 1,3,5,7,8,20)
TD-LTE (Band 40)
LTE Cat13 (1, 3, 5, 8)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/2100
Secondary 4G networkNot supportedLTE Cat13 (1, 3, 5, 8)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkGPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
Back camera (main camera)(dual camera)
12 megapixels
8MP ultrawidef/2.012mm1/4"1.12µmFF
(triple camera)
50 megapixels
2MP macrof/2.4
2MP depthf/2.4
Main camera resolution4000x3000 pixels8160x6120 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashDual-LED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length24mm lens26mm lens
Sensor size1/2.55" inches1/2.76" inches
Pixel size1.4µm pixel0.64µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS (4-axis): Optical stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
Front camera (secondary)8 megapixels16 megapixels
Front camera resolution3264x2448 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.1 (aperture)
Focal length24mm lensfeature not registered
Sensor size1/4" inches1/3" inches
Pixel size1.12µm pixel1µm pixel

🔉 Sound and multimedia

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellation2 microphones or more2 microphones or more
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, OGG, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.1 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
SensorsAccelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
Battery typeLi-Ion: Lithium-Ion (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity3300 mAh5000 mAh
Charger, watts18W (9V/2A) Fast battery charging18W Fast battery charging
Talk time autonomy25 hours (1 days)feature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
Call controlVoice dialing, Voice recorderVoice 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: Midnight Blue, Meteor Silver
- 2.5D curved glass screen
- 95% DCI-P3 coverage
- Supports glove touch
- ASUS ZenUI 5.0
- 24-bit/192kHz audio
- DTS sound (only headphones)
- Colors: Space Black, Space Purple
- Screen film protector
- Case protector

☢️ Radiation rate

Asus Zenfone 5Z (ZS620KL 128GB)Realme 8i (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)1.16W/kg (head), 0.89W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)1.16W/kg (head), 1.59W/kg (body)feature not registered
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