Samsung Galaxy Book 4 NP750XGJ-LG4IN Laptop vs Infinix XBOOK B15 Series BL51A5 Laptop
Here you can compare Samsung Galaxy Book 4 NP750XGJ-LG4IN L… and Infinix XBOOK B15 Series BL51A5 Laptop…. Comparing Samsung Galaxy Book 4 NP750XGJ-LG4IN L… vs Infinix XBOOK B15 Series BL51A5 Laptop… on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy Book 4 NP750XGJ-LG4IN L… stands against Infinix XBOOK B15 Series BL51A5 Laptop… and which one should you buy The current lowest price found for Samsung Galaxy Book 4 NP750XGJ-LG4IN L… is ₹53,990 and for Infinix XBOOK B15 Series BL51A5 Laptop… is ₹41,990. The details of both of these products were last updated on Jun 28, 2026.
| Specification | Samsung Galaxy Book 4 NP750XGJ-LG4IN L… | Infinix XBOOK B15 Series BL51A5 Laptop… |
|---|---|---|
| Display | 15.6 inches | 15.6 inches |
| CPU | 13th Gen Intel Core i3 1315U | 5th Gen AMD Ryzen 5 5500U |
| GPU | Intel Graphics | AMD Radeon AMD |
| RAM | 8 GB LPDDR4x | 16 GB DDR4 |
| HDD | ||
| Price | ₹53,990 | ₹41,990 |
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Overview
| Specs Score | 48 / 100 | 53 / 100 Better Specs |
| CPU Clock Speed | 1.2 GHz | 2.1 GHz Faster Clock Speed |
| Thickness | 15.4 mm Slimmer | 17.65 mm |
| RAM | 8 GB | 16 GB More RAM |
| Unique Features | No Fingerprint Sensor | Lock Port No |
General
| Country of Origin | India | |
| Series | Galaxy Book 4 | B15 Series |
| Model | NP750XGJ-LG4IN | BL51A5, XBOOK B15 |
| Utility | Everyday Use | Everyday Use, Performance |
| Device Type | Ultrabook | |
| OS | Windows 11 Home (64-bit) | Windows 11 Home (64-bit) |
| Dimensions | 356.6 x 229.1 x 15.4 mm | 352.8 x 226.7 x 17.65 mm |
| Weight | 1.55 kg | 1.59 kg |
| Warranty | 1 year Warranty | Domestic Onsite Warranty On Laptop And 6 Months On Adapter |
Display
| Type | LCD | IPS |
| Touch | No | No |
| Size | 15.6 inches | 15.6 inches |
| Resolution | 1920 x 1080 pixels | 1920 x 1080 pixels |
| PPI | ~ 141 PPI | ~ 141 PPI |
| Refresh Rate | 60 Hz | |
| Aspect Ratio | 16:9 | |
| Anti Glare Screen | Yes | Yes |
| Features | 250nits peak brightness, COLOR GAMUT 45% NTSC | |
| Dual Display | No |
Connectivity
| Ethernet | Gigabit Ethernet [10/100/1000] | Yes |
| WiFi | Wi-Fi 6 (Gig+), 802.11 ax 2x2 | IEEE 802.11 a/b/g/n/ac |
| Bluetooth | v5.2 | v5 |
| USB Ports | 2 x USB Type-C, 2 x USB Type-A, 2 x USB 3.0 | 2 x USB Type-C, 2 x USB 3.0 |
| HDMI | 1 x HDMI Port | 1 x HDMI 1.4 Port |
| Micro SD Card Reader | MicroSD Multi-media Card Reader | Yes |
| Fingerprint Sensor | Yes | |
| Microphone In | Yes | Yes |
| Headphone Jack | Yes | Yes |
| Security Lock Port | Yes |
Input
| Camera | 720p HD Camera, 2 MP | Yes, 2 MP |
| Keyboard | Pro keyboard with Numeric key | 2 Level Brightness Adjustment, Yes |
| Keyboard Backlit | Yes | Yes |
| Touchpad | Yes | Yes |
| Inbuilt Microphone | Internal Dual Array Digital Mic | Dual Mic |
| Speakers | Stereo Speakers ( 2W x 2 ) | DTS Audio Processing |
| Sound | Dolby Atmos | DTS Audio Processing |
| Optical Drive | No | No |
Processor
| Processor | 13th Gen Intel Core i3 1315U | 5th Gen AMD Ryzen 5 5500U |
| Speed | 2 x 1.2 GHz (Turbo Speed upto 4.5 GHz) Performance Cores 4 x 900 MHz (Turbo Speed upto 3.3 GHz) Efficient Cores | 6 x 2.1 GHz (Turbo Speed upto 4 GHz) Cores |
| Cores | Hexa Core (2P + 4E), 8 Threads | Hexa Core, 12 Threads |
| Cache | 10 MB | 8 MB |
| Brand | Intel | AMD |
| Series | Core i3 | Ryzen 5 |
| Model | 1315U | 5500U |
| Generation | 13th Gen | 5th Gen |
| Process Node | 10nm |
Graphics
| GPU | Intel Graphics | AMD Radeon AMD |
| Brand | Intel | AMD |
Memory
| RAM | 8 GB LPDDR4x | 16 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 | 54 Wh Battery | 50 Wh, 3 Cell Battery |
| Adapter Type | 45 W USB Type-C Adapter | 65W |
| Battery Backup | Upto 9 hours |
Extra
| Included Software | Infinix PC Connection | |
| Sales Package | Laptop, 45W Charger, Data Cable(USB-C to C, 1.8m), Quick Start Guide | Laptop, Power Adaptor, User Guide, Warranty Documents |
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