Vivo X20 Plus UD vs. Xiaomi Redmi 7A

Phone Comparison, Reviews and Tests

In depth comparison and review of Vivo X20 Plus UD and Xiaomi Redmi 7A. 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.

Phone Specifications Comparison

Vivo X20 Plus UD vs. Xiaomi Redmi 7A Comparison Chart
DESIGN AND DIMENSIONS Vivo X20 Plus UD Xiaomi Redmi 7A
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 155.3 mm 146.3 mm Vivo X20 Plus UD has greater height than Xiaomi Redmi 7A.
Width 80.1 mm 70.41 mm Vivo X20 Plus UD has greater width than Xiaomi Redmi 7A.
Depth 7.5 mm 9.55 mm Vivo X20 Plus UD is narrower than Vivo X20 Plus UD.
Weight 181.5 g 165 g Xiaomi Redmi 7A is lighter than Vivo X20 Plus UD.
Body Colour - Matte black
Protection - Splashproof
Waterproof (Water-resistant) - -
SAR Value - 1.166 W/kg (body), 0.557 W/kg (head), 2.88 W/kg (limb)
Integrated Components - FM radio
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
Micro-USB
Headset jack - mini-phone 3.5mm
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 Vivo X20 Plus UD Xiaomi Redmi 7A
Display Type OLED display LCD display
Display Technology Super AMOLED -
Screen Size (Display Size) 6.43" 5.45" Vivo X20 Plus UD has larger screen size than Xiaomi Redmi 7A.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 1440 x 720 pixels Vivo X20 Plus UD has better screen resolution than Xiaomi Redmi 7A.
Display Format - HD+
Pixel Density 376 ppi 295 ppi Vivo X20 Plus UD has better pixel density than Xiaomi Redmi 7A.
Aspect Ratio - 18:9
Colour Depth 16.7 million colours -
Contrast Ratio - 1000:1
Display Enhancement Technology - Sunlight mode
Display Features - Reading mode, Colour temperature adjustment, night mode
PROCESSOR Vivo X20 Plus UD Xiaomi Redmi 7A
Processor Type (CPU) Qualcomm Snapdragon 660 Qualcomm Snapdragon 439
Processor Number MSM8956 -
Clock Speed 2.2 GHz 2 GHz Vivo X20 Plus UD has higher clock speed than Xiaomi Redmi 7A.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture - Yes Xiaomi Redmi 7A has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 512 Qualcomm ADRENO 505
MEMORY Vivo X20 Plus UD Xiaomi Redmi 7A
RAM 4 GB 2 GB Vivo X20 Plus UD has more RAM than Xiaomi Redmi 7A.
Internal Memory Size (Storage Capacity) 128 GB 16 GB Vivo X20 Plus UD has more internal memory than Xiaomi Redmi 7A.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 256 GB
CAMERA Vivo X20 Plus UD Xiaomi Redmi 7A
MAIN CAMERA
Number of Main Cameras 2 1
Sensor Resolution 12 Megapixel 12 Megapixel Both phones have the same camera resolution.
Lens Aperture F/1.8 F/2.2 Vivo X20 Plus UD has better lens aperture than Vivo X20 Plus UD.
Pixel Size - 1.25 μm
Focus Adjustment Automatic Automatic
Special Effects HDR HDR
HDR Mode - Auto HDR mode
Camera Modes Panorama AI portrait mode, AI Beautify 4.0
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Geotagging Phase Detect Auto-Focus (PDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 12 Megapixel 5 Megapixel Vivo X20 Plus UD has better front camera resolution than Xiaomi Redmi 7A.
Lens Aperture (Front) F/2.0 -
Special Effects (Front) - HDR
Camera Modes (Front) - AI portrait mode, AI Beautify 4.0
Face Recognition (Face ID) - Face recognition Xiaomi Redmi 7A has face detection.
Light Source (Front) Flash Display flash
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) - Selfie countdown
BATTERY AND CHARGING Vivo X20 Plus UD Xiaomi Redmi 7A
Battery Capacity (Battery Size) 3900 mAh 4000 mAh Xiaomi Redmi 7A has larger battery capacity than Vivo X20 Plus UD.
Battery Technology Lithium Ion -
CELLULAR Vivo X20 Plus UD Xiaomi Redmi 7A
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Funtouch OS 3.2 (based on Android 7.1.1) Android 9.0 Pie
User Interface - MIUI 9
Navigation GPS, A-GPS GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Vivo X20 Plus UD Xiaomi Redmi 7A
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X 850 GSM, 900 GSM, 1900 GSM, 2100 GSM
3G UMTS Band - Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 8, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 900, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 LE Bluetooth 4.2
Bluetooth Profiles A2DP -
Messaging Services SMS, MMS SMS, MMS
MEDIA Vivo X20 Plus UD Xiaomi Redmi 7A
Supported Digital Audio Standards WAV, MP3, FLAC, eAAC+ AAC, PCM, AMR, MP3, FLAC, AAC +, MP4, AMR-WB, AMR-NB, WAVE
Supported Digital Video Standards MPEG-4, H.264 FLV, H.263, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP)
Sound Enhancements Hi-Fi Sound support -
FEATURES Vivo X20 Plus UD Xiaomi Redmi 7A
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, proximity sensor, digital compass Accelerometer, ambient light sensor, proximity sensor, digital compass
Security Devices Fingerprint reader (under display) Face recognition
Security Technology - A.I. face recognition
Additional Phone Features Multitasking, Active noise-cancellation AI face unlock
OTHERS Vivo X20 Plus UD Xiaomi Redmi 7A
Included Accessories Power adapter USB cable, power adapter, SIM card removal tool
Compliant Standards - TÜV Rheinland Certified Eye-Care
Other projects: