Comparison between:
- Xiaomi Redmi 15C
- Xiaomi Redmi 10C
- Tecno Spark 40 Pro
- Tecno Spark 20
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Xiaomi Redmi 15C | Xiaomi Redmi 10C | Tecno Spark 40 Pro | Tecno Spark 20 | |
 |  |  |  | |
| Model alias | - | 220333QAG 220333QBI 220333QNY 220333QL | - | - |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 79.47 mm 7.947 cm 0.261 ft 3.129 in | 76.56 mm 7.656 cm 0.251 ft 3.014 in | 75.89 mm 7.589 cm 0.249 ft 2.988 in | 75.59 mm 7.559 cm 0.248 ft 2.976 in |
| Height | 171.56 mm 17.156 cm 0.563 ft 6.754 in | 169.59 mm 16.959 cm 0.556 ft 6.677 in | 163.76 mm 16.376 cm 0.537 ft 6.447 in | 163.59 mm 16.359 cm 0.537 ft 6.441 in |
| Thickness | 7.99 mm 0.799 cm 0.026 ft 0.315 in | 8.29 mm 0.829 cm 0.027 ft 0.326 in | 6.69 mm 0.669 cm 0.022 ft 0.263 in | 8.45 mm 0.845 cm 0.028 ft 0.333 in |
| Weight | 205 g 0.45 lbs 7.23 oz | 190 g 0.42 lbs 6.7 oz | - | 190 g 0.42 lbs 6.7 oz |
| Volume | 108.93 cm³ 6.62 in³ | 107.64 cm³ 6.54 in³ | 83.14 cm³ 5.05 in³ | 104.49 cm³ 6.35 in³ |
| Colors | Moonlight Blue Midnight Black Mint Green Twilight Orange | Graphite Gray Blue Mint Green | - | Neon Gold Cyber White Magic Skin Blue |
| Body materials | Plastic | Plastic | Plastic | Plastic |
| Certification | IP64 | - | IP64 | IP53 |
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 / microSD Micro-SIM | Nano-SIM / microSD Micro-SIM | Nano-SIM | Nano-SIM |
| Number of SIM cards | 2 | 2 | 2 | 2 |
| Features | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) | 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 | GSМ 850 МНz (В5) GSМ 900 МНz (В8) GSМ 1900 МНz (В2) | GSМ 850 МНz (В5) GSМ 900 МНz (В8) GSМ 1900 МНz (В2) | GSМ 850 МНz (В5) GSМ 900 МНz (В8) GSМ 1900 МНz (В2) | GSМ 850 МНz (В5) GSМ 900 МНz (В8) GSМ 1900 МНz (В2) |
| CDMA | - | CDMA 800 MHz (BC0) | - | - |
| W-CDMA | - | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 2100 MHz (B1) | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 2100 MHz (B1) |
| UMTS | UМТS 900 МНz (В8) UМТS 2100 МНz (В1) | - | - | - |
| LTE | LТЕ-FDD 700 МНz (В28) LТЕ-FDD 800 МНz (В20) LТЕ-FDD 850 МНz (В5) LТЕ-FDD 900 МНz (В8) LТЕ-FDD 1800 МНz (В3) LТЕ-FDD 2100 МНz (В1) LТЕ-FDD 2600 МНz (В7) LТЕ-ТDD 2300 МНz (В40) LТЕ-ТDD 2600 МНz (В38) | LТЕ-FDD 850 МНz (В5) LТЕ-FDD 900 МНz (В8) LТЕ-FDD 1800 МНz (В3) LТЕ-FDD 2100 МНz (В1) LТЕ-FDD 2600 МНz (В7) LТЕ-ТDD 1900 МНz (В39) LТЕ-ТDD 2000 МНz (В34) LТЕ-ТDD 2300 МНz (В40) LТЕ-ТDD 2600 МНz (В38) | LТЕ-FDD 800 МНz (В20) LТЕ-FDD 850 МНz (В5) LТЕ-FDD 900 МНz (В8) LТЕ-FDD 1800 МНz (В3) LТЕ-FDD 2100 МНz (В1) LТЕ-FDD 2600 МНz (В7) LТЕ-ТDD 2300 МНz (В40) LТЕ-ТDD 2600 МНz (В38) | LТЕ-FDD 800 МНz (В20) LТЕ-FDD 850 МНz (В5) LТЕ-FDD 900 МНz (В8) LТЕ-FDD 1800 МНz (В3) LТЕ-FDD 2100 МНz (В1) LТЕ-FDD 2600 МНz (В7) LТЕ-ТDD 2300 МНz (В40) LТЕ-ТDD 2600 МНz (В38) |
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 | UМТS GРRS LТЕ | UМТS GРRS ЕV-DО Rеv. А LТЕ Саt 13 UL | UМТS GРRS LТЕ | UМТS GРRS LТЕ |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Хiаоmi НyреrОS 2.0 (Аndrоid 15) | МΙUΙ 13 (Аndrоid 11) МΙUΙ 13 (Аndrоid 12) | Аndrоid 15 | НiОS 12.6 (Аndrоid 13) |
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 | МеdiаТеk Неliо G81 (МТ6769) | Quаlсоmm Snарdrаgоn 680 (SМ6225) | МеdiаТеk Неliо G100 (МТ6789Н) | МеdiаТеk Неliо G85 (МТ6769Ζ) |
| Process technology | 12 nm | 6 nm | 6 nm | 12 nm |
| CPU | 2х 2.0 GНz АRМ Соrtех-А75, 6х 1.7 GНz АRМ Соrtех-А55 | 4х 2.4 GНz АRМ Соrtех-А73, 4х 1.9 GНz АRМ Соrtех-А53 (Κryо 265) | 2х 2.2 GНz АRМ Соrtех-А76, 6х 2.0 GНz АRМ Соrtех-А55 | 2х 2.0 GНz АRМ Соrtех-А75, 6х 1.8 GНz АRМ Соrtех-А55 |
| CPU bits | 64 bit | 64 bit | 64 bit | 64 bit |
| Instruction set | ARMv8.2-A | ARMv8.2-A | ARMv8.2-A | ARMv8.2-A |
| Level 1 cache memory (L1) | 16 KB + 16 KB | 16 KB + 16 KB | 16 KB + 16 KB | 16 KB + 16 KB |
| CPU cores | 8 | 8 | 8 | 8 |
| CPU frequency | 2000 MHz | 2400 MHz | 2200 MHz | 2000 MHz |
| GPU | ARM Mali-G52 MC2 | Qualcomm Adreno 610 | ARM Mali-G57 MC2 | ARM Mali-G52 2EEMC2 |
| GPU cores | 2 | - | 2 | 2 |
| GPU frequency | - | 1114 MHz | 1000 MHz | 1000 MHz |
| RAM capacity | 4 GB 6 GB 8 GB | 4 GB | 8 GB | 8 GB |
| RAM type | LPDDR4X | LPDDR4X | LPDDR4X | LPDDR4X |
| RAM channels | Double channel | Double channel | Double channel | Double channel |
| RAM frequency | 1933 MHz | 2266 MHz | 2033 MHz | 1700 MHz |
| Virtual RAM expansion - 8 GB | - | - | - |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 128 GB 256 GB | 64 GB 128 GB | 128 GB 256 GB | 128 GB 256 GB |
| UFS 2.1 | eMMC 5.1 | UFS 2.0 | - |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | microSD microSDHC microSDXC | 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 | IPS | AMOLED | IPS |
| Diagonal size | 6.9 in 175.26 mm 17.53 cm | 6.71 in 170.43 mm 17.04 cm | 6.78 in 172.21 mm 17.22 cm | 6.56 in 166.62 mm 16.66 cm |
| Width | 2.95 in 75.03 mm 7.5 cm | 3.21 in 81.5 mm 8.15 cm | 2.78 in 70.67 mm 7.07 cm | 2.69 in 68.38 mm 6.84 cm |
| Height | 6.24 in 158.39 mm 15.84 cm | 5.89 in 149.69 mm 14.97 cm | 6.18 in 157.04 mm 15.7 cm | 5.98 in 151.95 mm 15.19 cm |
| Aspect ratio | 2.111:1 | 1.837:1 | 2.222:1 | 2.222:1 |
| Resolution | 720 x 1520 pixels | 1176 x 2160 pixels | 1080 x 2400 pixels | 1080 x 2400 pixels |
| Pixel density | 244 ppi 95 ppcm | 367 ppi 144 ppcm | 388 ppi 152 ppcm | 401 ppi 157 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 87.44 % | 94.26 % | 89.59 % | 84.29 % |
| Other features | Capacitive Multi-touch Scratch resistant | Capacitive Scratch resistant | Capacitive Multi-touch | Capacitive Multi-touch |
| 2.5D curved glass screen 120 Hz refresh rate 240 Hz touch sampling rate 660 cd/m² typical brightness 810 cd/m² HBM 83% NTSC 1200:1 DC dimming TÜV Rheinland Low Blue Light (Software Solution) Certified TÜV Rheinland Circadian Friendly Certified TÜV Rheinland Flicker Free Certified | 2.5D curved glass screen | 2.5D curved glass screen 144 Hz refresh rate | 2.5D curved glass screen 90 Hz refresh rate |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Light Accelerometer Compass Fingerprint | Proximity Light Accelerometer Compass | Proximity Light Accelerometer Compass Gyroscope | Proximity Light Accelerometer Compass |
| Side-mounted fingerprint sensor | Side-mounted fingerprint sensor | In-display fingerprint sensor | Side-mounted fingerprint sensor |
Main rear camera
The main 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 | CMOS | CMOS |
| Aperture | f/1.8 | f/1.8 | - | - |
| Number of lenses | 5 | - | 6 | 6 |
| Flash type | LED | LED | Dual LED | Dual LED |
| Image resolution | 8120 x 6180 pixels 50.18 MP | 8190 x 6120 pixels 50.12 MP | 8190 x 6120 pixels 50.12 MP | 8190 x 6120 pixels 50.12 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP | 2560 x 1440 pixels 3.69 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps | 30 fps | 30 fps |
| Features | Autofocus 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 Digital 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) | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Phase detection autofocus (PDAF) |
| Auxiliary lens | - | - | Secondary rear camera - AI lens |
Depth-sensing camera
Specifications of the depth sensor of the device. Depth sensors measure the distance between the subject and the camera, enabling features such as bokeh in portraits.
| Sensor format | - | 1/5" | - | - |
| Pixel size | - | 1.75 µm 0.001750 mm | - | - |
| Aperture | - | f/2.4 | - | - |
| Image resolution | - | 2 MP | - | - |
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 | CMOS BSI | CMOS | CMOS |
| Aperture | f/2 | f/2.2 | - | - |
| Field of view | 80 ° | - | - | - |
| Image resolution | 3648 x 2190 pixels 7.99 MP | 2560 x 1944 pixels 4.98 MP | 4376 x 2937 pixels 12.85 MP | 6816 x 4743 pixels 32.33 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP | 1920 x 1080 pixels 2.07 MP |
| Video FPS | 30 fps | 30 fps | 30 fps | 30 fps |
| Features | Face detection Face unlock | Face unlock | Face unlock Face detection | Face unlock HDR Face detection |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece | Loudspeaker Earpiece Stereo speakers | Loudspeaker Earpiece |
| Dolby Atmos | - | DTS Sound Dual Symmetrical Speakers | - |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes | Yes | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GРS А-GРS GLОΝАSS | GРS А-GРS GLОΝАSS | GРS А-GРS | GРS А-GРS |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11а 802.11b 802.11g Wi-Fi Disрlаy 802.11а 802.11ас 5GНz 802.11аd | 802.11b 802.11g 802.11а 802.11ас 5GНz | 802.11а 802.11b 802.11g Wi-Fi Disрlаy 802.11а 802.11аd | 802.11а 802.11b 802.11g Wi-Fi Disрlаy 802.11а |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.4 | 4.2 | 5.4 | 5.0 |
| Features | A2DP AVRCP DIP HFP HID HSP LE MAP OPP PAN PBAP | A2DP EDR HID LE | A2DP LE | A2DP LE |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | USB Type-C | USB Type-C | Micro USB | Micro USB |
| Version | 2.0 | 2.0 | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go |
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 | Yes | Yes | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering NFC | Computer sync OTA sync Infrared Tethering NFC VoLTE | Computer sync OTA sync Tethering NFC | 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 | 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 eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AMR AMR-WB aptX aptX HD eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AMR AMR-WB eAAC+ FLAC MIDI MP3 OGG 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 | 3GPP AVI H.263 H.264 MKV QuickTime MP4 WebM WMV Xvid | 3GPP AVI DivX H.263 H.264 H.265 MKV MP4 VC-1 Xvid | 3GPP AVI DivX MP4 Xvid | 3GPP AVI DivX MP4 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 | 6000 mAh | 5000 mAh | 5200 mAh | 5000 mAh |
| Type | Li-Polymer | Li-Ion | Li-Polymer | Li-Polymer |
| Charger output power | 11 V / 3 A | 9 V / 2 A | 9 V / 5 A | 9 V / 2 A |
| Features | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable | Fast charging Non-removable |
| - | 10W charger in the box | - | - |
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) | - | 0.238 W/kg | - | - |
| Body SAR (EU) | - | 0.575 W/kg | - | - |
| Head SAR (India) | - | 0.96 W/kg | - | - |
| Body SAR (India) | - | 1.02 W/kg | - | - |
| Xiaomi Redmi 15C | Xiaomi Redmi 10C | Tecno Spark 40 Pro | Tecno Spark 20 |
