Samsung Galaxy S21 Ultra 5G Battery FAQs – Find various frequantly asked questions related to the phone’s battery such as – Does the Samsung Galaxy S21 Ultra 5G support fast charging or wireless Charging. What other features does Samsung Galaxy S21 Ultra 5G support, such as type-c port, reverse charging charging?
Are you concerned about this type of question? If so, I’m sure we can answer all your questions. Give a quick look at Samsung Galaxy S21 Ultra 5G Specifications before moving on to Samsung Galaxy S21 Ultra 5G FAQs and Specifications.
Here we have divided the Samsung Galaxy S21 Ultra 5G FAQs into five different categories such as Design, Display, Performance, Camera, and Battery. Our goal is to answer as many queries as we can. Please leave a comment below if you have any query left unanswered.
A quick overview
Display Size | 6.8 inches, 112.1 cm 2 (~89.8% screen-to-body ratio) |
Operating System | Android 11, upgradable to Android 13, One UI 5 |
Chipset | Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China |
Processor | Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China |
Battery | Li-Ion 5000 mAh, non-removable |
RAM & Storage | 128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM |
Rear Camera | 108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
This smartphone was announced on 14 January 2021 and released on 29 January 2021.

The Samsung Galaxy S21 Ultra 5G smartphone is powered by the MediaTek MT6769Z Helio G85 (12nm), which is an Octa-core processor.
It comes with a 6.8 inches touchscreen display with a resolution of 1080x2340 pixels at a pixel density of 515 pixels per inch (ppi) and an aspect ratio of 20:9.
The phone is available in five variants: 12GB RAM + 128GB storage, 12GB RAM + 256GB storage, 16GB RAM + 256GB storage, 12GB RAM + 512GB storage, and 16GB RAM + 512GB storage. Unfortunately, There is no microSD card slot on the Samsung Galaxy S21 Ultra 5G, meaning you're stuck with the storage variant you buy.
Battery FAQ
Does Samsung Galaxy S21 Ultra 5G support Fast charging or quick charging?
Yes, Samsung Galaxy S21 Ultra 5G support Fast charging or quick charging.
How much time Samsung Galaxy S21 Ultra 5G takes to charge completely ?
The estimated charging completion time for Samsung Galaxy S21 Ultra 5G is 00 hrs, 59 minutes, Please note this charging value is just an assumsion. We have calcutated this value based on battery capaticy (mAh) and it charging speed (Watt) with an average 3.7V.
Is fast charging possible with Micro-USB ?
No, only devices with USB-C or Type-C can use Fast Charge. Devices with Micro-USB are not eligible for fast charging like as it is limited to 9 Watts of power.
Benfits of USB-C:
- Data transfer up to 10 Gbps.
- Used on smartphones and laptops.
- Capable of up to 100 Watts of power.
- Can be inserted with any orientation.
Does Samsung Galaxy S21 Ultra 5G support wireless charging ?
Yes, Samsung Galaxy S21 Ultra 5G supports wireless charging.
Don’t forget to check other Samsung Galaxy S21 Ultra 5G FAQs.
- Full Phone specifications
- Design FAQs - Waterproof, Gorilla Glass, Type-C
- Display FAQs - AMOLED Screen, Screen Protection, HDR
- Camera FAQs - Night Mode, 4K 60FPS, OIS
- Performance FAQs - Chipset, IR Blaster, NFC, CPU
- Battery FAQs - Fast Charging, Wireless Charging, Battery mAh
Quick note: It is important to note that we cannot guarantee the accuracy of all answers. We recommend confirming with the retailer before purchasing.