Comparison between:
- Sony Xperia Z2
- Samsung Galaxy A55
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Sony Xperia Z2 | Samsung Galaxy A55 | |
 |  | |
| Model alias | Sirius Maki SO-03F D6502 D6503 D6543 | SM-A556B SM-A556B/DS |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 73.3 mm 7.33 cm 0.24 ft 2.886 in | 77.4 mm 7.74 cm 0.254 ft 3.047 in |
| Height | 146.8 mm 14.68 cm 0.482 ft 5.78 in | 161.1 mm 16.11 cm 0.529 ft 6.343 in |
| Thickness | 8.2 mm 0.82 cm 0.027 ft 0.323 in | 8.2 mm 0.82 cm 0.027 ft 0.323 in |
| Weight | 163 g 0.36 lbs 5.75 oz | 213 g 0.47 lbs 7.51 oz |
| Volume | 88.24 cm³ 5.36 in³ | 102.25 cm³ 6.21 in³ |
| Colors | Black White Purple | Ice Blue Lilac Navy Blue Lemon Yellow |
| Body materials | - | Aluminium alloy |
| Certification | IP55 IP58 | IP67 |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Micro-SIM | Nano-SIM Nano-SIM / microSD |
| Number of SIM cards | 1 | 2 |
| Features | - | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) |
Networks
A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.
| GSM | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) |
| UMTS | UMTS 800 MHz UMTS 850 MHz UMTS 1700/2100 MHz UMTS 1900 MHz UMTS 2100 MHz | UMTS 850 MHz (B5) UMTS 900 MHz (B8) UMTS 1700 MHz (B4) UMTS 1900 MHz (B2) UMTS 2100 MHz (B1) |
| LTE | LTE 850 MHz (D6503; D6543) LTE 900 MHz (D6503; D6543) LTE 1700/2100 MHz (D6503; D6543) LTE 1800 MHz (D6503; D6543) LTE 1900 MHz (D6503; D6543) LTE 2100 MHz (D6503; D6543) LTE 2600 MHz (D6503; D6543) LTE 700 MHz Class 13 (D6503) LTE 700 MHz Class 17 (D6503) LTE 800 MHz (D6503) | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B17) LTE-FDD 700 MHz (B28) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) LTE-FDD 850 MHz (B26) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B4) LTE-FDD 1700 MHz (B66) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B2) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) |
| 5G NR | - | 5G-FDD 700 MHz (n28) 5G-FDD 800 MHz (n20) 5G-FDD 850 MHz (n5) 5G-FDD 900 MHz (n8) 5G-FDD 1800 MHz (n3) 5G-FDD 2100 MHz (n1) 5G-TDD 2300 MHz (n40) 5G-TDD 2500 MHz (n41) 5G-TDD 2600 MHz (n38) 5G-TDD 3500 MHz (n78) 5G-TDD 3700 MHz (n77) |
Mobile network technologies and bandwidth
Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.
| Mobile network technologies | UMTS EDGE GPRS Class 12 HSPA+ LTE Cat 4 | UMTS EDGE GPRS HSPA+ LTE 5G SA 5G NSA |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Android 4.4.2 KitKat Android 5.0 Lollipop Android 5.1.1 Lollipop Android 6.0 Marshmallow | Android 14 |
| User interface (UI) | - | One UI 6.1 |
System on Chip (SoC)
A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.
| SoC | Qualcomm Snapdragon 801 (MSM8974AB v3) | Samsung Exynos 1480 (S5E8845) |
| Process technology | 28 nm | 4 nm |
| CPU | 4x 2.36 GHz Krait 400 | 4x 2.75 GHz ARM Cortex-A78, 4x 2.05 GHz ARM Cortex-A55 |
| CPU bits | 32 bit | 64 bit |
| Instruction set | ARMv7-A | ARMv8.2-A |
| Level 0 cache memory (L0) | 4 KB + 4 KB | - |
| Level 1 cache memory (L1) | 16 KB + 16 KB | - |
| Level 2 cache memory (L2) | 2048 KB 2 MB | - |
| CPU cores | 4 | 8 |
| CPU frequency | 2360 MHz | 2750 MHz |
| GPU | Qualcomm Adreno 330 | Xclipse 530 |
| GPU cores | 4 | - |
| GPU frequency | 578 MHz | - |
| RAM capacity | 3 GB | 8 GB 12 GB |
| RAM type | LPDDR3 | LPDDR5 |
| RAM channels | Double channel | Quad channel |
| RAM frequency | 933 MHz | 3200 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 16 GB | 128 GB 256 GB |
| - | UFS |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | microSD microSDHC microSDXC |
Display
The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
| Type/technology | IPS | Super AMOLED |
| Diagonal size | 5.2 in 132.08 mm 13.21 cm | 6.6 in 167.64 mm 16.76 cm |
| Width | 2.55 in 64.75 mm 6.48 cm | 2.77 in 70.25 mm 7.03 cm |
| Height | 4.53 in 115.12 mm 11.51 cm | 5.99 in 152.21 mm 15.22 cm |
| Aspect ratio | 1.778:1 16:9 | 2.167:1 |
| Resolution | 1080 x 1920 pixels | 1080 x 2340 pixels |
| Pixel density | 424 ppi 166 ppcm | 390 ppi 153 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 69.5 % | 86.03 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch |
| Sony Mobile BRAVIA Engine 3 Triluminos display for mobile X-Reality display | 2.5D curved glass screen Corning Gorilla Glass Victus+ 120 Hz refresh rate 500 cd/m² HDR10+ |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Barometer | Proximity Accelerometer Compass Gyroscope Barometer Geomagnetic Fingerprint |
| - | In-display fingerprint sensor |
Rear camera
The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.
| Sensor model | Sony Exmor RS | - |
| Sensor type | CMOS | CMOS BSI |
| Sensor size | 6.17 x 4.55 mm 0.3 in | - |
| Sensor format | - | 1/1.96" |
| Pixel size | 1.176 µm 0.001176 mm | - |
| Crop factor | 5.64 | - |
| Aperture | f/2 | f/1.8 |
| Focal length and 35 mm equivalent | 4.79 mm 27.02 mm *(35 mm / full frame) | - |
| Flash type | LED | LED |
| Image resolution | 5248 x 3936 pixels 20.66 MP | 8190 x 6120 pixels 50.12 MP |
| Video resolution | 3840 x 2160 pixels 8.29 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer | Autofocus Continuous shooting Digital zoom Digital image stabilization Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode Phase detection autofocus (PDAF) |
| 1080p @ 60 fps | Secondary rear camera - 12 MP (ultra-wide angle) Sensor size - 1/3.06" (#2) Aperture size - f/2.2 (#2) Third rear camera - 5 MP (macro) Sensor size - 1/5" (#3) Aperture size - f/2.4 (#3) |
Front camera
Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.
| Sensor model | Sony Exmor R | - |
| Sensor type | - | CMOS BSI |
| Sensor format | - | 1/2.74" |
| Aperture | - | f/2.2 |
| Image resolution | 1920 x 1080 pixels 2.07 MP | 6560 x 4928 pixels 32.33 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 3840 x 2160 pixels 8.29 MP |
| Video FPS | 30 fps | 30 fps |
| Features | - | Face unlock HDR |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece Stereo speakers |
| - | Dolby Atmos |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | - |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS | GPS A-GPS GLONASS BeiDou Galileo QZSS |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11a 802.11b 802.11g 802.11n 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Wi-Fi 6 (802.11ax) Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 4.0 | 5.3 |
| Features | A2DP AVRCP DIP GAP GATT HDP HFP HID HSP MAP OPP PAN PBAP SPP | A2DP AVRCP HFP HID HSP MAP OPP PAN PBAP SAP DI HOGP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | Micro USB | USB Type-C |
| Version | 2.0 | 2.0 |
| Features | Charging Host Mass storage On-The-Go | Charging Mass storage On-The-Go |
HDMI
The High-Definition Multimedia Interface (HDMI) is considered to be the digital alternative of the analog audio/video interface standards.
| HDMI | Micro USB to HDMI MHL adapter | - |
Headphone jack
The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.
| Headphone jack | Yes | No |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering DLNA NFC ANT+ | Computer sync OTA sync Tethering NFC |
Browser
A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.
| Browser | HTML HTML5 CSS 3 | HTML HTML5 CSS 3 |
Audio file formats/codecs
Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.
| Audio file formats/codecs | 3GPP AAC AAC+ AMR aptX eAAC+ FLAC MIDI MP3 OGG WMA WAV | 3GPP AAC AMR-WB+ aptX aptX HD FLAC MIDI MP3 OGG WMA WAV LDAC SBC UHQ |
Video file formats/codecs
Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.
| Video file formats/codecs | 3GPP AVI DivX H.263 H.264 MKV MPEG-4 VP8 WebM WMV Xvid M4V | 3GPP 3GPP2 AVI Flash Video MKV MP4 WebM M4V |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 3200 mAh | 5000 mAh |
| Type | Li-Ion | Li-Ion |
| 2G talk time | 15 h 900 min 0.6 days | - |
| 2G stand-by time | 690 h 41400 min 28.8 days | - |
| 3G talk time | 19 h 1140 min 0.8 days | - |
| 3G stand-by time | 740 h 44400 min 30.8 days | - |
| 4G stand-by time | 640 h 38400 min 26.7 days | - |
| Charger output power | - | 5 V / 5 A |
| Features | Non-removable | Fast charging Non-removable |
Specific Absorption Rate (SAR)
The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.
| Head SAR (EU) | 0.375 W/kg | 0.684 W/kg |
| Body SAR (EU) | - | 1.037 W/kg |
| Head SAR (USA) | 1.34 W/kg | - |
| Body SAR (USA) | 0.82 W/kg | - |
| Sony Xperia Z2 | Samsung Galaxy A55 |