Infinix XBOOK B15 Series BL51A5 Laptop vs Zebronics Pro Series Z ZEB-NBC 4S 2023 Laptop
Here you can compare Infinix XBOOK B15 Series BL51A5 Laptop… and Zebronics Pro Series Z ZEB-NBC 4S 2023…. Comparing Infinix XBOOK B15 Series BL51A5 Laptop… vs Zebronics Pro Series Z ZEB-NBC 4S 2023… 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 Zebronics Pro Series Z ZEB-NBC 4S 2023… and which one should you buy The current lowest price found for Infinix XBOOK B15 Series BL51A5 Laptop… is ₹69,990 and for Zebronics Pro Series Z ZEB-NBC 4S 2023… is ₹39,999. The details of both of these products were last updated on Jun 14, 2026.
| Specification | Infinix XBOOK B15 Series BL51A5 Laptop… | Zebronics Pro Series Z ZEB-NBC 4S 2023… |
|---|---|---|
| Display | 15.6 inches | 15.6 inches |
| CPU | 5th Gen AMD Ryzen 7 5825U | 12th Gen Intel Core i5 1235U |
| GPU | AMD Radeon AMD | Intel Integrated |
| RAM | 16 GB DDR4 | 8 GB DDR4 |
| HDD | ||
| Price | ₹69,990 | ₹39,999 |
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Overview
| Specs Score | 55 / 100 Better Specs | 50 / 100 |
| CPU Clock Speed | 2 GHz Faster Clock Speed | 1.3 GHz |
| CPU Cores | Octa Core | 10 Cores More CPU Cores |
| Thickness | 17.65 mm Slimmer | 19.9 mm |
| RAM | 16 GB More RAM | 8 GB |
| USB Ports | 2 x USB 3.0, 2 x USB Type-C | 1 x USB 2.0, 2 x USB 3.0, 2 x USB Type-C More USB Ports |
| Weight | 1.59 kg Lighter | 1.76 kg |
| Unique Features | Anti Glare Screen Backlit Keyboard No | No No Fingerprint Sensor |
General
| Series | B15 Series | |
| Model | BL51A5, XBOOK B15 | ZEB-NBC 4S |
| 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 | 360 x 235 x 19.9 mm |
| Weight | 1.59 kg | 1.76 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 | 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 | 16:9 |
| Anti Glare Screen | Yes | No |
| Features | 250nits peak brightness, COLOR GAMUT 45% NTSC |
Connectivity
| Ethernet | Yes | Yes |
| WiFi | IEEE 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac 2.4 GHz & 5 GHz |
| Bluetooth | v5 | v5 |
| USB Ports | 2 x USB Type-C, 2 x USB 3.0 | 2 x USB Type-C, 2 x USB 3.0, 1 x USB 2.0 |
| HDMI | 1 x HDMI 1.4 Port | 1 x HDMI Port |
| Micro SD Card Reader | Yes | Yes |
| Fingerprint Sensor | Yes | |
| Microphone In | Yes | Yes |
| Headphone Jack | Yes | Yes |
| Security Lock Port | Yes | Yes |
Input
| Camera | Yes, 2 MP | Yes, 2 MP |
| Keyboard | 2 Level Brightness Adjustment, Yes | Full Size keyboard |
| Keyboard Backlit | Yes | |
| Touchpad | Yes | Yes |
| Inbuilt Microphone | Dual Mic | Yes |
| Speakers | DTS Audio Processing | Yes |
| Sound | DTS Audio Processing | Dolby Atmos |
| Optical Drive | No | No |
Processor
| Processor | 5th Gen AMD Ryzen 7 5825U | 12th Gen Intel Core i5 1235U |
| Speed | 8 x 2 GHz (Turbo Speed upto 4.5 GHz) Cores | 2 x 1.3 GHz (Turbo Speed upto 4.4 GHz) Performance Cores 8 x 900 MHz (Turbo Speed upto 3.3 GHz) Efficient Cores |
| Cores | Octa Core, 16 Threads | 10 Cores (2P + 8E), 12 Threads |
| Cache | 16 MB | 12 MB |
| Brand | AMD | Intel |
| Series | Ryzen 7 | Core i5 |
| Model | 5825U | 1235U |
| Generation | 5th Gen | 12th Gen |
| Process Node | 10 nm |
Graphics
| GPU | AMD Radeon AMD | Intel Integrated |
| Brand | AMD | Intel |
Memory
| RAM | 16 GB DDR4 | 8 GB DDR4 |
| RAM Bus Speed | 3200 MHz | 3200 MHz |
| RAM Slots | 2 | |
| Solid State Drive | 512 GB SSD | 512 GB SSD |
| SSD Interface | NVMe | SATA |
Battery
| Battery | 50 Wh, 3 Cell Battery | 38.5 Wh Battery |
| Adapter Type | 65W | 65W Power Adapter |
| Battery Backup | Upto 9 hours | Upto 10 hours |
Extra
| Included Software | Infinix PC Connection | |
| Sales Package | Laptop, Power Adaptor, User Guide, Warranty Documents | Laptop- 1Unit, Power adapter:- 1Unit, Quick start Guide:- 1Unit, QR code Guide:- 1Unit |
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