Infinix XBOOK B15 Series BL51A5 71028300082 Laptop vs Lenovo ThinkBook 16 G6 21KKA0J2IN Laptop
Here you can compare Infinix XBOOK B15 Series BL51A5 710283… and Lenovo ThinkBook 16 G6 21KKA0J2IN Lapt…. Comparing Infinix XBOOK B15 Series BL51A5 710283… vs Lenovo ThinkBook 16 G6 21KKA0J2IN Lapt… on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Infinix XBOOK B15 Series BL51A5 710283… stands against Lenovo ThinkBook 16 G6 21KKA0J2IN Lapt… and which one should you buy The current lowest price found for Infinix XBOOK B15 Series BL51A5 710283… is ₹32,990 and for Lenovo ThinkBook 16 G6 21KKA0J2IN Lapt… is ₹34,990. The details of both of these products were last updated on Nov 20, 2025.
| Specification | Infinix XBOOK B15 Series BL51A5 710283… | Lenovo ThinkBook 16 G6 21KKA0J2IN Lapt… |
|---|---|---|
| Display | 15.6 inches | 16 inches |
| CPU | 5th Gen AMD Ryzen 7 5825U | 7th Gen AMD Ryzen 3 7330U |
| GPU | AMD Radeon AMD | AMD Radeon Graphics |
| RAM | 8 GB DDR4 | 8 GB DDR4 |
| HDD | ||
| Price | ₹32,990 | ₹34,990 |
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Overview
| Specs Score | 62 / 100 Better Specs | 61 / 100 |
| CPU Clock Speed | 2 GHz | 2.3 GHz Faster Clock Speed |
| CPU Cores | Octa Core More CPU Cores | Quad Core |
| Display Resolution | 1920 x 1080 pixels | 1920 x 1200 pixels Better Resolution |
| Weight | 1.59 kg Lighter | 1.7 kg |
| Unique Features | No | Fingerprint Sensor |
General
| Series | B15 Series | ThinkBook 16 G6 |
| Model | BL51A5, XBOOK B15 | 21KKA0J2IN |
| Utility | Everyday Use, Performance | Performance |
| Device Type | Ultrabook | Ultrabook |
| OS | Windows 11 Home (64-bit) | Windows 11 Home (64-bit) |
| Dimensions | 352.8 x 226.7 x 17.65 mm | 356 x 253.5 x 17.5 mm |
| Weight | 1.59 kg | 1.7 kg |
| Warranty | Domestic Onsite Warranty On Laptop And 6 Months On Adapter | 1 year Warranty |
Display
| Type | IPS | IPS |
| Touch | No | No |
| Size | 15.6 inches | 16 inches |
| Resolution | 1920 x 1080 pixels | 1920 x 1200 pixels |
| PPI | ~ 141 PPI | ~ 142 PPI |
| Refresh Rate | 60 Hz | |
| Aspect Ratio | 16:9 | |
| Anti Glare Screen | Yes | Yes |
| Features | 250nits peak brightness, COLOR GAMUT 45% NTSC |
Connectivity
| Ethernet | Yes | Yes |
| WiFi | IEEE 802.11 a/b/g/n/ac | Wi-Fi 6, 802.11ax 2x2 Wi-Fi |
| Bluetooth | v5 | v5.3 |
| USB Ports | 2 x USB Type-C, 2 x USB 3.0 | 2 x USB Type-C, 2 x USB 3.0 |
| HDMI | 1 x HDMI 1.4 Port | 1 x HDMI 2.1 Port |
| Card Reader | Yes | |
| Micro SD Card Reader | Yes | |
| Fingerprint Sensor | Yes | |
| Microphone In | Yes | Yes |
| Headphone Jack | Yes | Yes |
| Security Lock Port | Yes | Yes |
Input
| Camera | Yes, 2 MP | Yes |
| Keyboard | 2 Level Brightness Adjustment, Yes | |
| Keyboard Backlit | Yes | Yes |
| Touchpad | Yes | Precision TouchPad |
| Inbuilt Microphone | Dual Mic | Dual array microphone |
| Speakers | DTS Audio Processing | Built-in Speakers |
| Sound | DTS Audio Processing | |
| Optical Drive | No | No |
Processor
| Processor | 5th Gen AMD Ryzen 7 5825U | 7th Gen AMD Ryzen 3 7330U |
| Speed | 8 x 2 GHz (Turbo Speed upto 4.5 GHz) Cores | 4 x 2.3 GHz (Turbo Speed upto 4.3 GHz) Cores |
| Cores | Octa Core, 16 Threads | Quad Core, 8 Threads |
| Cache | 16 MB | 8 MB |
| Brand | AMD | AMD |
| Series | Ryzen 7 | Ryzen 3 |
| Model | 5825U | 7330U |
| Generation | 5th Gen | 7th Gen |
| Process Node | TSMC 7nm FinFET |
Graphics
| GPU | AMD Radeon AMD | AMD Radeon Graphics |
| Brand | AMD | AMD |
Memory
| RAM | 8 GB DDR4 | 8 GB DDR4 |
| RAM Bus Speed | 3200 MHz | |
| RAM Slots | 2 | |
| Solid State Drive | 512 GB SSD | 512 GB SSD |
| SSD Interface | NVMe | NVMe |
Battery
| Battery | 50 Wh, 3 Cell Battery | 45 Wh Battery |
| Adapter Type | 65W | 65W AC Adapter |
| Battery Backup | Upto 9 hours | Upto 9.22 hours |
| Battery Details | Lithium Polymer |
Extra
| Included Software | Infinix PC Connection | |
| Sales Package | Laptop, Power Adaptor, User Guide, Warranty Documents | Laptop, User manual, Adapter |
Discuss
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