Infinix XBOOK B15 Series BL51A5 Laptop vs Lenovo IdeaPad Slim 3 15AMN8 82XQ00MDIN Laptop
Here you can compare Infinix XBOOK B15 Series BL51A5 Laptop… and Lenovo IdeaPad Slim 3 15AMN8 82XQ00MDI…. Comparing Infinix XBOOK B15 Series BL51A5 Laptop… vs Lenovo IdeaPad Slim 3 15AMN8 82XQ00MDI… 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 Laptop… stands against Lenovo IdeaPad Slim 3 15AMN8 82XQ00MDI… and which one should you buy The current lowest price found for Infinix XBOOK B15 Series BL51A5 Laptop… is ₹59,990 and for Lenovo IdeaPad Slim 3 15AMN8 82XQ00MDI… is ₹51,790. The details of both of these products were last updated on Oct 07, 2026.
| Specification | Infinix XBOOK B15 Series BL51A5 Laptop… | Lenovo IdeaPad Slim 3 15AMN8 82XQ00MDI… |
|---|---|---|
| Display | 15.6 inches | 15.6 inches |
| CPU | 5th Gen AMD Ryzen 5 5500U | 7th Gen AMD Ryzen 3 7320U |
| GPU | AMD Radeon AMD | AMD Radeon Graphics |
| RAM | 16 GB DDR4 | 8 GB LPDDR5 |
| HDD | ||
| Price | ₹59,990 | ₹51,790 |
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Overview
| Specs Score | 53 / 100 Better Specs | 49 / 100 |
| CPU Clock Speed | 2.1 GHz | 2.4 GHz Faster Clock Speed |
| CPU Cores | Hexa Core More CPU Cores | Quad Core |
| RAM | 16 GB More RAM | 8 GB |
| USB Ports | 2 x USB 3.0, 2 x USB Type-C More USB Ports | 2 x USB 3.0, 1 x USB Type-C |
| Unique Features | Ethernet Port Backlit Keyboard Lock Port | No No No |
General
| Series | B15 Series | IdeaPad Slim 3 |
| Model | BL51A5, XBOOK B15 | 82XQ00MDIN |
| Utility | Everyday Use, Performance | Everyday Use |
| Device Type | Ultrabook | |
| OS | Windows 11 Home (64-bit) | Windows 11 Home (64-bit) |
| Dimensions | 352.8 x 226.7 x 17.65 mm | 359.3 x 235 x 17.9 mm |
| Weight | 1.59 kg | 1.62 kg |
| Warranty | Domestic Onsite Warranty On Laptop And 6 Months On Adapter | 1 year Warranty |
Display
| Type | IPS | TN |
| Touch | No | No |
| Size | 15.6 inches | 15.6 inches |
| Resolution | 1920 x 1080 pixels | 1920 x 1080 pixels |
| PPI | ~ 141 PPI | ~ 157 PPI |
| Refresh Rate | 60 Hz | 60 Hz |
| Aspect Ratio | 16:9 | 16:9 |
| Anti Glare Screen | Yes | Yes |
| Features | 250nits peak brightness, COLOR GAMUT 45% NTSC | Brightness: 250nits |
Connectivity
| Ethernet | Yes | No |
| WiFi | IEEE 802.11 a/b/g/n/ac | Wi-Fi 6, 802.11ax 2x2 |
| Bluetooth | v5 | v5.2 |
| USB Ports | 2 x USB Type-C, 2 x USB 3.0 | 1 x USB Type-C, 2 x USB 3.0 |
| USB Port Details | 2x USB 3.2 Gen 1, 1x USB-C 3.2 Gen 1 (support data transfer, Power Delivery and DisplayPort™ 1.2) | |
| HDMI | 1 x HDMI 1.4 Port | 1 x HDMI Port |
| Card Reader | 4-in-1 Card Reader | |
| Micro SD Card Reader | Yes | |
| Microphone In | Yes | Yes |
| Headphone Jack | Yes | Yes |
| Security Lock Port | Yes |
Input
| Camera | Yes, 2 MP | HD 720p with Privacy Shutter |
| Keyboard | 2 Level Brightness Adjustment, Yes | English |
| Keyboard Backlit | Yes | |
| Touchpad | Yes | Multi-Touch Gestures Enabled |
| Inbuilt Microphone | Dual Mic | Built-in Microphone |
| Speakers | DTS Audio Processing | Stereo Speakers |
| Sound | DTS Audio Processing | High Definition (HD) Audio |
| Optical Drive | No | No |
Processor
| Processor | 5th Gen AMD Ryzen 5 5500U | 7th Gen AMD Ryzen 3 7320U |
| Speed | 6 x 2.1 GHz (Turbo Speed upto 4 GHz) Cores | 4 x 2.4 GHz (Turbo Speed upto 4.1 GHz) Cores |
| Cores | Hexa Core, 12 Threads | Quad Core, 8 Threads |
| Cache | 8 MB | 4 MB |
| Brand | AMD | AMD |
| Series | Ryzen 5 | Ryzen 3 |
| Model | 5500U | 7320U |
| Generation | 5th Gen | 7th Gen |
| Process Node | 6nm FinFET TSMC |
Graphics
| GPU | AMD Radeon AMD | AMD Radeon Graphics |
| Brand | AMD | AMD |
Memory
| RAM | 16 GB DDR4 | 8 GB LPDDR5 |
| RAM Bus Speed | 3200 MHz | 5500 MHz |
| RAM Slots | 2 | |
| Solid State Drive | 512 GB SSD | 512 GB SSD |
| SSD Interface | NVMe | NVMe |
Battery
| Battery | 50 Wh, 3 Cell Battery | 47 Wh, 3 Cell Battery |
| Adapter Type | 65W | 65W round Tip (3-pin) AC Adapter |
| Battery Backup | Upto 9 hours |
Extra
| Included Software | Infinix PC Connection | |
| Sales Package | Laptop, Power Adaptor, User Guide, Warranty Documents | |
| Other Features | Firmware TPM 2.0 Enabled |
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