ASUS ZenFone 4 (ZE554KL) vs. ASUS ZenFone 5 (ZE620KL)

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone 4 (ZE554KL) and ASUS ZenFone 5 (ZE620KL). Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

ASUS ZenFone 4 (ZE554KL) vs. ASUS ZenFone 5 (ZE620KL) Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Product Type Smartphone Smartphone
Manufacturer Model Number ZE554KL ZE620KL
Form Factor Touch Touch
Height 155.36 mm 153 mm ASUS ZenFone 4 (ZE554KL) has greater height than ASUS ZenFone 5 (ZE620KL).
Width 75.24 mm 75.65 mm ASUS ZenFone 5 (ZE620KL) has greater width than ASUS ZenFone 4 (ZE554KL).
Depth 7.7 mm 7.7 mm Both phones are the same depth.
Weight 165 g 155 g ASUS ZenFone 5 (ZE620KL) is lighter than ASUS ZenFone 4 (ZE554KL).
Body Colour Midnight black | Moonlight white Midnight blue
Body Material - Aluminium
Waterproof (Water-resistant) - -
SAR Value 1.48 W/kg (body), 1.42 W/kg (head) -
Integrated Components FM radio FM radio
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
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 Nano SIM + nano SIM/microSD
DISPLAY ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Display Type LCD display LCD display
Display Technology Super IPS+ IPS+
Screen Size (Display Size) 5.5" 6.2" ASUS ZenFone 5 (ZE620KL) has larger screen size than ASUS ZenFone 4 (ZE554KL).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2246 x 1080 pixels ASUS ZenFone 5 (ZE620KL) has better screen resolution than ASUS ZenFone 4 (ZE554KL).
Display Format Full HD -
Pixel Density - 402 ppi
Aspect Ratio - 18:5:9
Max Brightness 600 cd/m² 550 cd/m² ASUS ZenFone 4 (ZE554KL) has better display brightness than ASUS ZenFone 5 (ZE620KL).
Display Enhancement Technology Bluelight Filter for Eye Care, Splendid technology Bluelight Filter for Eye Care
Display Features 2.5D Glass DCI-P3 Wide colour gamut, Auto Colour Temperature, Smart Screen On
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating
PROCESSOR ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Processor Type (CPU) Qualcomm Snapdragon 630 Qualcomm Snapdragon 636
Clock Speed 2.2 GHz 1.8 GHz ASUS ZenFone 4 (ZE554KL) has higher clock speed than ASUS ZenFone 5 (ZE620KL).
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 508 Qualcomm ADRENO 509
MEMORY ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
RAM LPDDR4X SDRAM - 4 GB LPDDR4X SDRAM - 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 2 TB microSDHC, microSDXC - up to 2 TB
CAMERA ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 12 Megapixel 12 Megapixel Both phones have the same camera resolution.
Sensor Size 1/2.55" 1/2.55" Both phones have the same camera sensor size.
Sensor Name Sony Exmor RS IMX362 sensor Sony Exmor RS IMX363 sensor
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Lens Construction 6-element 6-element
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) 4 Stop OIS (Optical Image Stabilisation) Both phones have optical image stabilization.
Focus Adjustment Automatic -
Special Effects HDR Night HDR
HDR Mode - Auto HDR mode
Camera Modes Panorama, Time-lapse mode, Pro mode, Beauty mode, Auto mode, super resolution mode, GIF animation function, portrait mode 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)
Light Source Dual 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 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) 3-axis electronic image stabilisation, RAW image capture, Subject-Tracking Auto-Focus, PixelMaster 4.0 camera, 4-axis optical image stabilisation, 9 filters, Instant cameras switching, Dual Pixel Phase Detect Auto-Focus (PDAF) 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
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 Wide-angle lens
Camera Features (2nd Camera) - 3-axis electronic image stabilisation
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Lens Type (Front) - Wide-angle lens
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Special Effects (Front) Collage Night HDR
HDR Mode (Front) - Auto HDR mode
Camera Modes (Front) Beauty mode, Auto mode, selfie panorama, GIF animation function, portrait mode, Smart beautification, Livestream beautification Beauty mode, Auto mode, selfie panorama, GIF animation function
Camera Features (Front) PixelMaster camera, ASUS SelfieMaster technology, 9 filters PixelMaster camera, Electronic Image Stabiliser (EIS), 8 filters
BATTERY AND CHARGING ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Battery Capacity (Battery Size) 3300 mAh 3300 mAh Both phones have the same battery capacity.
Fast Charging Technology ASUS Boost Master BoostMaster Fast Charging Both phones have fast charging technology.
Standby Time 552 hours -
Talk Time 1800 minutes -
Run Time Details Standby (4G): up to 552 hrs
Talk (3G): up to 1800 min
Playback (video): up to 16 hrs
Continuous browsing (Wi-Fi): up to 18 hrs
-
Battery Technology Lithium polymer Lithium polymer
CELLULAR ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 7.0 Nougat Android 9.0 Pie
User Interface ASUS ZenUI 4.0 ASUS ZenUI 5.0
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+ GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, DC-HSPA+
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 3, Band 5, Band 6, Band 8, Band 19 -
3G UMTS Frequency 2100, 1900, 1800, 850, 800, 900, 800 -
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41 -
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500 -
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11ac
Bluetooth Bluetooth 5.0 Bluetooth 5.0
Bluetooth Profiles - A2DP
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Sound Enhancements DTS-HD Premium Sound, Hi-Res audio, DTS Headphone:X ASUS BoostMaster technology, Hi-Res audio, DTS Headphone:X
FEATURES ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, colour correction sensor Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor, hall sensor, RGB sensor
Security Devices - Face recognition, fingerprint reader
Additional Phone Features Wi-Fi Miracast, Dual noise reduction microphones, Google Drive Storage (100 GB) (free for 2 years), NXP Smart AMP technology, ASUS Noise Reduction technology, Nano Molding Technology (NMT) 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
OTHERS ASUS ZenFone 4 (ZE554KL) ASUS ZenFone 5 (ZE620KL)
Included Accessories Power adapter, SIM card removal tool, ASUS ZenEar with Mic, USB-C cable Power adapter, USB-C cable, ASUS ZenEar S Hi-Res earphone with microphone
Other projects: