Zebronics Pro Series Z ZEB-NBC 4S 2023 Laptop vs Infinix XBOOK B15 Series BL51A5 Laptop
Here you can compare Zebronics Pro Series Z ZEB-NBC 4S 2023… and Infinix XBOOK B15 Series BL51A5 Laptop…. Comparing Zebronics Pro Series Z ZEB-NBC 4S 2023… 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 Zebronics Pro Series Z ZEB-NBC 4S 2023… stands against Infinix XBOOK B15 Series BL51A5 Laptop… and which one should you buy The current lowest price found for Zebronics Pro Series Z ZEB-NBC 4S 2023… is ₹39,999 and for Infinix XBOOK B15 Series BL51A5 Laptop… is ₹59,990. The details of both of these products were last updated on Jun 12, 2026.
| Specification | Zebronics Pro Series Z ZEB-NBC 4S 2023… | Infinix XBOOK B15 Series BL51A5 Laptop… |
|---|---|---|
| Display | 15.6 inches | 15.6 inches |
| CPU | 12th Gen Intel Core i5 1235U | 5th Gen AMD Ryzen 5 5500U |
| GPU | Intel Integrated | AMD Radeon AMD |
| RAM | 8 GB DDR4 | 16 GB DDR4 |
| HDD | ||
| Price | ₹39,999 | ₹59,990 |
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Overview
| Specs Score | 50 / 100 | 53 / 100 Better Specs |
| CPU Clock Speed | 1.3 GHz | 2.1 GHz Faster Clock Speed |
| CPU Cores | 10 Cores More CPU Cores | Hexa Core |
| Thickness | 19.9 mm | 17.65 mm Slimmer |
| RAM | 8 GB | 16 GB More RAM |
| USB Ports | 1 x USB 2.0, 2 x USB 3.0, 2 x USB Type-C More USB Ports | 2 x USB 3.0, 2 x USB Type-C |
| Weight | 1.76 kg | 1.59 kg Lighter |
| Unique Features | No No Fingerprint Sensor | Anti Glare Screen Backlit Keyboard No |
General
| Series | B15 Series | |
| Model | ZEB-NBC 4S | BL51A5, XBOOK B15 |
| Utility | Performance | Everyday Use, Performance |
| Device Type | Ultrabook | Ultrabook |
| OS | Windows 11 Home (64-bit) | Windows 11 Home (64-bit) |
| Dimensions | 360 x 235 x 19.9 mm | 352.8 x 226.7 x 17.65 mm |
| Weight | 1.76 kg | 1.59 kg |
| Warranty | 1 year Warranty | Domestic Onsite Warranty On Laptop And 6 Months On Adapter |
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 | No | Yes |
| Features | 250nits peak brightness, COLOR GAMUT 45% NTSC |
Connectivity
| Ethernet | Yes | Yes |
| WiFi | 802.11 a/b/g/n/ac 2.4 GHz & 5 GHz | IEEE 802.11 a/b/g/n/ac |
| Bluetooth | v5 | v5 |
| USB Ports | 2 x USB Type-C, 2 x USB 3.0, 1 x USB 2.0 | 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 | 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 | Full Size keyboard | 2 Level Brightness Adjustment, Yes |
| Keyboard Backlit | Yes | |
| Touchpad | Yes | Yes |
| Inbuilt Microphone | Yes | Dual Mic |
| Speakers | Yes | DTS Audio Processing |
| Sound | Dolby Atmos | DTS Audio Processing |
| Optical Drive | No | No |
Processor
| Processor | 12th Gen Intel Core i5 1235U | 5th Gen AMD Ryzen 5 5500U |
| Speed | 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 | 6 x 2.1 GHz (Turbo Speed upto 4 GHz) Cores |
| Cores | 10 Cores (2P + 8E), 12 Threads | Hexa Core, 12 Threads |
| Cache | 12 MB | 8 MB |
| Brand | Intel | AMD |
| Series | Core i5 | Ryzen 5 |
| Model | 1235U | 5500U |
| Generation | 12th Gen | 5th Gen |
| Process Node | 10 nm |
Graphics
| GPU | Intel Integrated | AMD Radeon AMD |
| Brand | Intel | AMD |
Memory
| RAM | 8 GB DDR4 | 16 GB DDR4 |
| RAM Bus Speed | 3200 MHz | 3200 MHz |
| RAM Slots | 2 | |
| Solid State Drive | 512 GB SSD | 512 GB SSD |
| SSD Interface | SATA | NVMe |
Battery
| Battery | 38.5 Wh Battery | 50 Wh, 3 Cell Battery |
| Adapter Type | 65W Power Adapter | 65W |
| Battery Backup | Upto 10 hours | Upto 9 hours |
Extra
| Included Software | Infinix PC Connection | |
| Sales Package | Laptop- 1Unit, Power adapter:- 1Unit, Quick start Guide:- 1Unit, QR code Guide:- 1Unit | Laptop, Power Adaptor, User Guide, Warranty Documents |
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