Comparison between:
- Samsung Galaxy S21+ 5G SD888
- Huawei Ascend Y550
- Vodafone Smart 4 power
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Samsung Galaxy S21+ 5G SD888 | Huawei Ascend Y550 | Vodafone Smart 4 power | |
 |  |  | |
| Model alias | Galaxy S21 Plus 5G SD888 SM-G996B SM-G996B/DS SM-G996U SM-G996U1 SM-G996W | - | 985N |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 75.6 mm 7.56 cm 0.248 ft 2.976 in | 68 mm 6.8 cm 0.223 ft 2.677 in | 71.4 mm 7.14 cm 0.234 ft 2.811 in |
| Height | 161.5 mm 16.15 cm 0.53 ft 6.358 in | 133 mm 13.3 cm 0.436 ft 5.236 in | 141 mm 14.1 cm 0.463 ft 5.551 in |
| Thickness | 7.8 mm 0.78 cm 0.026 ft 0.307 in | 9.5 mm 0.95 cm 0.031 ft 0.374 in | 9.5 mm 0.95 cm 0.031 ft 0.374 in |
| Weight | 202 g 0.45 lbs 7.13 oz | 153 g 0.34 lbs 5.4 oz | 162 g 0.36 lbs 5.71 oz |
| Volume | 95.23 cm³ 5.78 in³ | 85.92 cm³ 5.22 in³ | 95.64 cm³ 5.81 in³ |
| Colors | Phantom Black Phantom Silver Phantom Violet Phantom Gold Phantom Red | White Gray Red Blue | Black White |
| Body materials | Glass Aluminium alloy | Plastic | Plastic |
| Certification | IP68 | - | - |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Nano-SIM eSIM | Micro-SIM | Micro-SIM |
| Number of SIM cards | 1 | 1 | 1 |
| Features | Dual SIM optional (A variant of the model with two SIM card slots is available) | - | - |
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 (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| UMTS | UMTS 850 MHz (B5) UMTS 900 MHz (B8) UMTS 1700 MHz (B4) UMTS 1900 MHz (B2) UMTS 2100 MHz (B1) | UMTS 850 MHz UMTS 900 MHz UMTS 1900 MHz UMTS 2100 MHz | UMTS 900 MHz UMTS 2100 MHz |
| LTE | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B13) LTE-FDD 700 MHz (B17) LTE-FDD 700 MHz (B28) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B4) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B2) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 1900 MHz (B39) LTE-TDD 2000 MHz (B34) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) | LTE 800 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz | LTE 800 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz |
| 5G NR | 5G-FDD 700 MHz (n28) 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-FDD 2600 MHz (n7) 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 HSPA+ LTE Cat 20 | UMTS EDGE GPRS HSPA+ LTE Cat 4 | UMTS EDGE GPRS HSPA+ LTE Cat 4 |
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 11 | Android 4.4.2 KitKat | Android 4.4.2 KitKat |
| User interface (UI) | One UI 3.1 | Emotion 2.3 | - |
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 888 (SM8350) | Qualcomm Snapdragon 410 (MSM8916) | MediaTek MT6582M |
| Process technology | 5 nm | 28 nm | 28 nm |
| CPU | 1x 2.84 GHz ARM Cortex-X1, 3x 2.42 GHz ARM Cortex-A78, 4x 1.8GHz ARM Cortex-A55 (Kryo 680) | 4x 1.2 GHz ARM Cortex-A53 | 4x 1.3 GHz ARM Cortex-A7 |
| CPU bits | 64 bit | 64 bit | 32 bit |
| Instruction set | ARMv8.2-A | ARMv8-A | ARMv7-A |
| Level 0 cache memory (L0) | - | 4 KB + 4 KB | - |
| Level 1 cache memory (L1) | 512 KB + 512 KB | 16 KB + 16 KB | 32 KB + 32 KB |
| Level 2 cache memory (L2) | 1024 KB 1 MB | 2048 KB 2 MB | 512 KB 0.5 MB |
| Level 3 cache memory (L3) | 4096 KB 4 MB | - | - |
| CPU cores | 8 | 4 | 4 |
| CPU frequency | 2840 MHz | 1200 MHz | 1300 MHz |
| GPU | Qualcomm Adreno 660 | Qualcomm Adreno 306 | ARM Mali-400 MP2 |
| GPU cores | - | - | 2 |
| GPU frequency | 840 MHz | 400 MHz | 400 MHz |
| RAM capacity | 8 GB | 1 GB | 1 GB |
| RAM type | LPDDR5 | LPDDR2/LPDDR3 | LPDDR2/LPDDR3 |
| RAM channels | Quad channel | Single channel | Single channel |
| RAM frequency | 3200 MHz | 533 MHz | 533 MHz |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 128 GB 256 GB | 4 GB | 4 GB |
| UFS 3.1 | - | - |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | - | microSD microSDHC | microSD microSDHC |
Display
The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
| Type/technology | Dynamic AMOLED | IPS | IPS |
| Diagonal size | 6.7 in 170.18 mm 17.02 cm | 4.5 in 114.3 mm 11.43 cm | 5 in 127 mm 12.7 cm |
| Width | 2.75 in 69.84 mm 6.98 cm | 2.2 in 56 mm 5.6 cm | 2.45 in 62.26 mm 6.23 cm |
| Height | 6.11 in 155.19 mm 15.52 cm | 3.92 in 99.64 mm 9.96 cm | 4.36 in 110.69 mm 11.07 cm |
| Aspect ratio | 2.222:1 | 1.779:1 | 1.778:1 16:9 |
| Resolution | 1080 x 2400 pixels | 480 x 854 pixels | 540 x 960 pixels |
| Pixel density | 393 ppi 154 ppcm | 218 ppi 85 ppcm | 220 ppi 86 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 89.05 % | 61.9 % | 68.68 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Multi-touch | Capacitive Multi-touch |
| Corning Gorilla Glass Victus Infinity-O Display Always-On Display 120Hz refresh rate (adaptive) HDR10+ 1300 cd/m² peak brightness | - | - |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Compass Gyroscope Barometer Geomagnetic Fingerprint Hall | Proximity Light Accelerometer | Proximity Light Accelerometer |
| In-display ultrasonic 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 type | CMOS | - | CMOS |
| Sensor format | 1/1.76" | - | - |
| Pixel size | 1.8 µm 0.001800 mm | - | - |
| Aperture | f/1.8 | - | f/2.8 |
| Focal length and 35 mm equivalent | 26 mm *(35 mm / full frame) | - | - |
| Field of view | 79 ° | - | - |
| Flash type | LED | LED | LED |
| Image resolution | 4032 x 3024 pixels 12.19 MP | 2592 x 1944 pixels 5.04 MP | 2560 x 1440 pixels 3.69 MP |
| Video resolution | 7680 x 4320 pixels 33.18 MP | 1280 x 720 pixels 0.92 MP | 1280 x 720 pixels 0.92 MP |
| Video FPS | 30 fps | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Optical zoom Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) | Autofocus Digital zoom Geotagging Panorama Touch focus Face detection | Autofocus Continuous shooting Digital zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Scene mode |
| Phase detection with Dual Pixel Object tracking AF Dual OIS 2160p @ 60 fps 1080p @ 240 fps 720p @ 960 fps HDR10+ video recording Secondary rear camera - 12 MP (ultra-wide-angle) Sensor model - Sony IMX563 (#2) Sensor size - 1/2.55" (#2) Pixel size - 1.4 µm (#2) Angle of view - 120° (#2) Focal length (35 mm equivalent) - 13 mm (#2) Aperture size - f/2.2 (#2) Third rear camera - 64 MP (telephoto) Sensor size - 1/1.76" (#3) Pixel size - 0.8 µm (#3) Angle of view - 76° (#3) Focal length (35 mm equivalent) - 28 mm (#3) Aperture size - f/2.0 (#3) OIS (#3) 3x hybrid optical zoom (#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 type | CMOS | - | - |
| Sensor format | 1/3.24" | - | - |
| Pixel size | 1.22 µm 0.001220 mm | - | - |
| Aperture | f/2.2 | - | f/2.8 |
| Focal length and 35 mm equivalent | 25 mm *(35 mm / full frame) | - | - |
| Field of view | 80 ° | - | - |
| Image resolution | 10 MP | - | 640 x 480 pixels 0.31 MP |
| Video resolution | - | - | 640 x 480 pixels 0.31 MP |
| Features | Phase detection autofocus (PDAF) HDR Autofocus | - | - |
| Phase detection with Dual Pixel Auto HDR | 2 MP | - |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece | Loudspeaker Earpiece |
| 384 kHz / 32-bit AKG audio Dolby Atmos | - | - |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS BeiDou Galileo | GPS A-GPS GLONASS | GPS A-GPS |
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 802.11n 5GHz 802.11ac Wi-Fi 6E (802.11ax) Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display | 802.11b 802.11g 802.11n Wi-Fi Hotspot | 802.11b 802.11g 802.11n Wi-Fi Hotspot |
| HE80 MiMO 1024-QAM | - | - |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.2 | 4.0 | 4.0 |
| Features | A2DP AVRCP DIP HFP HID HSP LE MAP OPP PAN PBAP | A2DP EDR LE | A2DP |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | USB Type-C | Micro USB | Micro USB |
| Version | 3.2 | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage | Charging Mass storage |
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 | No | Yes | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering NFC Ultra-wideband (UWB) | Computer sync OTA sync Tethering DLNA NFC | Computer sync OTA sync Tethering |
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 | 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 | AAC AMR FLAC M4A MIDI MP3 OGG WMA WAV 3GA OGA AWB MID XMF MXMF IMY RTTTL RTX OTA APE DSF DFF | AAC AMR eAAC+ MIDI MP3 OGG WMA WAV | AAC AMR eAAC+ MIDI MP3 WMA WAV |
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 | AVI MKV MP4 WMV M4V 3GP 3G2 ASF FLV WEBM | 3GPP AVI H.263 H.264 MP4 Xvid | 3GPP AVI MKV MP4 WMV Xvid |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 4800 mAh | 2000 mAh | 3000 mAh |
| Type | Li-Polymer | Li-Ion | Li-Ion |
| 2G talk time | - | 8 h 480 min 0.3 days | 14 h 840 min 0.6 days |
| 2G stand-by time | - | - | 300 h 18000 min 12.5 days |
| 3G talk time | - | 8 h 480 min 0.3 days | 13 h 42 min 13.7 h 822 min 0.6 days |
| 3G stand-by time | - | - | 308 h 18480 min 12.8 days |
| Charger output power | 5 V / 5 A | 5 V / 1 A | - |
| Features | Wireless charging Fast charging Non-removable | Removable | Non-removable |
| Qi/PMA wireless charging - 15 W Wireless reverse charging - 9 W Fast Wireless Charging 2.0 USB Power Delivery 3.0 | - | - |
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) | 0.541 W/kg | 0.477 W/kg | 0.311 W/kg |
| Body SAR (EU) | 1.335 W/kg | 0.917 W/kg | 0.644 W/kg |
| Head SAR (USA) | 0.65 W/kg | 0.553 W/kg | - |
| Body SAR (USA) | 0.95 W/kg | 0.742 W/kg | - |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | Samsung DeX | - | - |
| Samsung Galaxy S21+ 5G SD888 | Huawei Ascend Y550 | Vodafone Smart 4 power |