Here you can compare Samsung Galaxy S21 Ultra and Karbonn K91. Comparing Samsung Galaxy S21 Ultra vs Karbonn K91 on Smartprix, enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy S21 Ultra stands against Karbonn K91 and which one should you buy. The current lowest price found for Samsung Galaxy S21 Ultra is ₹1.06 Lacs and for Karbonn K91 is ₹2,990. The details of both of these products were last updated on May 17, 2021.
|Specification||Samsung Galaxy S21 Ultra||Karbonn K91|
|Battery||5000 mAh, Li-Po Battery||1500 mAh|
|Rear Camera||108 MP f/1.8<br>10 MP f/4.9 (Telephoto)<br>10 MP f/2.4 (Telephoto)<br>12 MP f/2.2 (Ultra Wide) with autofocus||1.3 MP|
|Internal Memory||256 GB||64 MB|
Samsung Galaxy Z Fold 2 5G
Show:All Features Differences
|Overview||Advantages (Factors To Decide Which Device You Should Buy) Remove All Devices|
|Rankings||# 1||# 2|
|Specs Score||93 / 100||16 / 100|
|Operating System||Android v10|
|Features Present In Only One Device|
Has a Touch Screen
Touch Displays offer a more interactive experience.
Around 58% lighter than Samsung Galaxy S21 Ultra. Light weight devices are easier to hold without tiring your arms.
More Responsive Touch Screen
Samsung Galaxy S21 Ultra has a capacitive touch screen which is more responsive than a resistive (not so sensitive) touchscreen.
Supports Memory Card
Karbonn K91 has a slot for a memory card. Memory cards give your device more storage capacity. So you can store more songs, photos and videos.
Around 183% bigger screen than Karbonn K91. Reading, browsing internet and watching movies is more pleasing experience on a bigger screen.
Supports FM Radio
Listen to your favourite radio stations on your device. Enjoy music on the go with FM Radio.
Better Screen Resolution
Around 5900% more pixels than Karbonn K91. More resolution means sharper and crisper screen.
Has a Removable Battery
Remove the battery to switch off your device (Hard Reset) when it freezes. Also replace the battery or use a spare battery when device's battery performance is degraded.
Samsung Galaxy S21 Ultra is 3G Enabled. 3G Enabled Handsets give you more download speed and a faster internet experience.
3.5mm Headphone Jack
Having 3.5mm Jack enables you to connect to large number of other devices (such as speakers) having 3.5mm Port.
Samsung Galaxy S21 Ultra is 4G Enabled. 4G Enabled Handsets give you more download speed and a faster internet experience than 3g.
Samsung Galaxy S21 Ultra is VoLTE Enabled. You can use this to make calls over 4G network. It is compatible with Reliance Jio.
Samsung Galaxy S21 Ultra is Wifi Enabled. You can connect to wifi hotspots in your area to experience a superior internet experience.
Around 34% slimmer than Karbonn K91. Slimmer devices are easier to carry in pocket and look more fashionable.
Better Camera Resolution
Around 8207% more mega pixels (MP) than Karbonn K91. More resolution generally means better picture quality, though it's not always necessary.
Has Quad Camera
Multiple cameras is useful for enhancing certain effects like blur, zoom and wide angle photos.
Has Flash For Camera
Having a camera flash allows you to take photos in low light.
Has Front Camera
Front Camera enables you to take your own photos and do videocalling (on supported devices).
More Storage Capacity
Around 409500% more inbuilt memory than Karbonn K91. More memory allows you to store more songs, videos, photos and install more applications.
Around 233% more Battery Capacity than Karbonn K91. With more battery size, device's battery can generally last more time, though it depends on various other factors too.
Has Fingerprint Sensor
Fingerprint sensor support allows you to quickly unlock your device using your fingerprint.
GPS is used for determining your location. You can get directions to a place with the help of GPS.
NFC enables wireless payments through your device. You can also connect two NFC enabled devices just by touching them with each other.
|Sim Type||Dual Sim, GSM+GSM||Dual Sim, GSM+GSM|
|Sim Size||Nano+Nano SIM|
|Release Date||January 14, 2021|
|Dimensions||165.1 x 75.6 x 8.9 mm||118 x 50 x 13.6 mm|
|Weight||227 g||95 g|
|Design Type||Classic (Candybar)|
|Type||Color Dynamic AMOLED 2X (16M)||Color TFT screen (256K colors)|
|Touch||Yes, with Multitouch|
|Size||6.8 inches, 1440 x 3200 pixels, 120 Hz||2.4 inches, 240 x 320 pixels|
|PPI||~515 PPI||~167 PPI|
|Screen to Body Ratio||~ 89.8%|
|Glass Type||Corning Gorilla Glass Victus|
|Features||Always-on Display, HDR10+|
|Notch||Yes, Punch Hole|
|Storage||256 GB||64 MB|
|Storage Type||UFS 3.1|
|Card Slot||No||Yes, upto 8 GB|
|VoLTE||Yes, Dual Stand-By|
|Wifi||Yes, with wifi-hotspot||No|
|Bluetooth||Yes, v5.2, A2DP, LE||Yes|
|USB||Yes, USB-C v3.2||Yes|
|USB Features||USB on-the-go, USB Charging|
|Wireless Charging||Yes, 15W|
|GPS||Yes, with A-GPS, GLONASS, BDS, GALILEO||No|
|Fingerprint Sensor||Yes, In Display|
|Sensors||Accelerometer, Gyro, Proximity, Compass, Barometer|
|3.5mm Headphone Jack||No||Yes|
|Water Resistance||Yes, 1.5 m upto 30 min|
|Extra Features||Torch Light|
|Rear Camera||108 MP f/1.8|
10 MP f/4.9 (Telephoto)
10 MP f/2.4 (Telephoto)
12 MP f/2.2 (Ultra Wide) with autofocus
|Video Recording||8K @ 24fps UHD, 4K @ 30/60fps UHD, 1080p @ 240/30/60fps FHD, 720p @ 960fps HD|
|Front Camera||Punch Hole 40 MP f/2.2 (Wide Angle) with Autofocus||No|
|Front Video Recording||4K @ 30/60fps UHD, 1080p @ 30fps FHD|
|Chipset||Samsung Exynos 2100|
|CPU||2.9 GHz, Octa Core Processor|
|Core Details||1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55|
|Browser||Yes||Yes, supports WAP|
|Supports||MMS, Voice Recording|
|Music||Yes||MP3, MIDI, WAV, WMA, AMR|
|FM Radio||No||Yes, with FM Recording|
|Type||Non-Removable Battery||Removable Battery|
|Size||5000 mAh, Li-Po Battery||1500 mAh|
|Fast Charging||25W Fast Charging|
|StandBy Time||12 days|
|Talk Time||8 hours|
|Differences||Add Another Product||Add Another Product|