In depth comparison and review of ASUS ZenFone 5Z (ZS620KL) and Realme GT 2. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZS620KL | RMX3311 | |
| Form Factor | Touch | Touch | |
| Height | 153 mm | 162.9 mm | Realme GT 2 has greater height than ASUS ZenFone 5Z (ZS620KL). |
| Width | 75.65 mm | 75.8 mm | Realme GT 2 has greater width than ASUS ZenFone 5Z (ZS620KL). |
| Depth | 7.7 mm | 8.6 mm | ASUS ZenFone 5Z (ZS620KL) is narrower than ASUS ZenFone 5Z (ZS620KL). |
| Weight | 155 g | 194.5 g | ASUS ZenFone 5Z (ZS620KL) is lighter than ASUS ZenFone 5Z (ZS620KL). |
| Body Colour | Midnight blue | Meteor silver | Steel black | Paper green | Paper white | |
| Body Material | Aluminium | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.043 W/kg (body), 0.977 W/kg (head), 2.253 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS+ | Super AMOLED | |
| Screen Size (Display Size) | 6.2" | 6.62" | Realme GT 2 has larger screen size than ASUS ZenFone 5Z (ZS620KL). |
| Screen Resolution (Display Resolution) | 2246 x 1080 pixels | 2400 x 1080 pixels | Realme GT 2 has better screen resolution than ASUS ZenFone 5Z (ZS620KL). |
| Display Format | - | Full HD+ | |
| Pixel Density | 402 ppi | - | |
| Aspect Ratio | 18:5:9 | - | |
| Max Brightness | 550 cd/m² | 1300 cd/m² | Realme GT 2 has better display brightness than ASUS ZenFone 5Z (ZS620KL). |
| Contrast Ratio | - | 5000000:1 | |
| Display Enhancement Technology | Bluelight Filter for Eye Care | - | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 1000 Hz | |
| Display Features | DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On | 100% DCI-P3, 10240 levels auto brightness adjustment | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Clock Speed | - | 2.84 GHz | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | ASUS ZenFone 5Z (ZS620KL) has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 630 | Qualcomm ADRENO 660 |
| MEMORY | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | LPDDR5 SDRAM - 12 GB | Realme GT 2 has more RAM than ASUS ZenFone 5Z (ZS620KL). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | Realme GT 2 has more internal memory than ASUS ZenFone 5Z (ZS620KL). |
| Memory Interface | - | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | - |
| CAMERA | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 50 Megapixel | Realme GT 2 has better camera resolution than ASUS ZenFone 5Z (ZS620KL). |
| Sensor Size | 1/2.55" | 1/1.56" | ASUS ZenFone 5Z (ZS620KL) has better camera sensor size than Realme GT 2. |
| Sensor Name | Sony Exmor RS IMX363 sensor | Sony IMX766 sensor | |
| Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
| Lens Construction | 6-element | 6-element | |
| Field of View (FoV) | - | 84.4 degree(s) | |
| Optical Image Stabiliser (OIS) | 4 Stop OIS (Optical Image Stabilisation) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| Focus Adjustment | - | Automatic | |
| Special Effects | Night HDR | HDR, Bokeh effect, video bokeh effect | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, Pro mode, Beauty mode, Auto mode, super resolution mode, GIF animation function, Real-Time Beautification, Real-time Protrait, Time Lapse (with power saving mode) | Slow motion mode, Expert Mode, AI Beauty, Filter mode, Super nightscape, Starry mode, Dual-View Video, Panorama View, Tilt-shift mode, Portrait Distortion Correction, microscope, Movie Mode, 50MP mode, Dynamic bokeh mode, Text scanner, Bokeh Flare Portrait, Street Photography Mode, AI Nightscape video | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | - | |
| Camera Features (Functions) | Dual Pixel technology, Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, RAW image capture, 4-axis optical image stabilisation, Instant cameras switching, Live Emoji, 8 filters, AI Photo Learning, 32s long exposure | AI scene recognition, ProLight Imaging technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 8 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Lens Type (2nd Camera) | Wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | - | 119 degree(s) | |
| Camera Features (2nd Camera) | 3-axis electronic image stabilisation | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 16 Megapixel | Realme GT 2 has better front camera resolution than ASUS ZenFone 5Z (ZS620KL). |
| Sensor Name (Front) | - | Sony Exmor RX IMX471 sensor | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.0 | F/2.5 | ASUS ZenFone 5Z (ZS620KL) has better front lens aperture than ASUS ZenFone 5Z (ZS620KL). |
| Field of View (Front) | - | 78 degree(s) | |
| Special Effects (Front) | Night HDR | HDR, Portrait bokeh, Adjustable Bokeh | |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Beauty mode, Auto mode, selfie panorama, GIF animation function | Time-lapse mode, Beauty mode, Filter mode, Super nightscape, Dual-View Video, Panorama View, Portrait Distortion Correction | |
| Face Recognition (Face ID) | - | Face recognition | Realme GT 2 has face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters | UIS video stabilisation |
| BATTERY AND CHARGING | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Battery Capacity (Battery Size) | 3300 mAh | 5000 mAh | Realme GT 2 has larger battery capacity than ASUS ZenFone 5Z (ZS620KL). |
|---|---|---|---|
| Fast Charging Technology | BoostMaster Fast Charging | SuperDart Charge | Both phones have fast charging technology. |
| Recharge Time (Charging Time) | - | 33 min | |
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Realme GT 2 has more advanced generation mobile network. |
| Operating System | Android 9.0 Pie | Android 12 | |
| User Interface | ASUS ZenUI 5.0 | Realme UI 3.0 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, DC-HSPA+ | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11ac | IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Supported Digital Audio Standards | - | AAC, apt-X, LDAC, SBC, apt-X HD, LHDC | |
|---|---|---|---|
| Sound Enhancements | ASUS BoostMaster technology, Hi-Res audio, DTS Headphone:X | Dolby Atmos sound technology, Hi-Res audio |
| FEATURES | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, RGB sensor | Accelerometer, proximity sensor, magnetometer, gyro sensor, colour temperature sensor, light sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (under display), face recognition | |
| Additional Phone Features | Face Unlock, AudioWizard, NXP Smart AMP technology, ASUS Noise Reduction technology, Google Drive Storage (100 GB) (free for 1 year), Dual Smart AMP, Dual noise-cancelling microphones, AI Charging, AI Boost, ZeniMoji | Dual noise-cancelling microphones, Qualcomm 6th generation AI Engine, super-linear dual speakers, dual linear stereo speakers, cooling system with vapour chamber |
| OTHERS | ASUS ZenFone 5Z (ZS620KL) | Realme GT 2 |
|---|
| Included Accessories | Power adapter, USB-C cable, ASUS ZenEar S Hi-Res earphone with microphone | SIM card removal tool, USB-C cable, 65W SuperDart Charger |
|---|
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