Lenovo Thinkbook 15 21DJ00EXIH Laptop vs Dell DC15255 Laptop
Here you can compare Lenovo Thinkbook 15 21DJ00EXIH Laptop … and Dell DC15255 Laptop (AMD Ryzen 7 7730U…. Comparing Lenovo Thinkbook 15 21DJ00EXIH Laptop … vs Dell DC15255 Laptop (AMD Ryzen 7 7730U… on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Lenovo Thinkbook 15 21DJ00EXIH Laptop … stands against Dell DC15255 Laptop (AMD Ryzen 7 7730U… and which one should you buy The current lowest price found for Lenovo Thinkbook 15 21DJ00EXIH Laptop … is ₹59,999 and for Dell DC15255 Laptop (AMD Ryzen 7 7730U… is ₹59,490. The details of both of these products were last updated on Jul 26, 2026.
| Specification | Lenovo Thinkbook 15 21DJ00EXIH Laptop … | Dell DC15255 Laptop (AMD Ryzen 7 7730U… |
|---|---|---|
| Display | 15.6 inches | 15 inches |
| CPU | 12th Gen Intel Core i5 1235U | 7th Gen AMD Ryzen 7 7730U |
| GPU | Iris Xe Graphics | AMD Radeon AMD |
| RAM | 8 GB DDR4 | 16 GB DDR4 |
| HDD | ||
| Price | ₹59,999 | ₹59,490 |
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Overview
| Specs Score | 55 / 100 Better Specs | 51 / 100 |
| CPU Clock Speed | 1.3 GHz | 2 GHz Faster Clock Speed |
| CPU Cores | 10 Cores More CPU Cores | Octa Core |
| RAM | 8 GB | 16 GB More RAM |
| USB Ports | 2 x USB 3.0, 2 x USB Type-C More USB Ports | 1 x USB 2.0, 1 x USB 3.0, 1 x USB Type-C |
| Unique Features | Anti Glare Screen Ethernet Port Backlit Keyboard Lock Port Fingerprint Sensor Thunderbolt Port | No No No No No No |
General
| Series | Thinkbook 15 | 15 |
| Model | 21DJ00EXIH | DC15255 |
| Utility | Everyday Use | Performance |
| Device Type | Ultrabook | Ultrabook |
| OS | Windows 11 Home (64-bit) | Windows 11 Home (64-bit) |
| Dimensions | 358 x 235 x 18.9 mm | |
| Weight | 1.7 kg | 1.63 kg |
| Warranty | 1 year Warranty | 1 year Warranty |
Display
| Type | IPS | LED-Backlit |
| Touch | No | No |
| Size | 15.6 inches | 15 inches |
| Resolution | 1920 x 1080 pixels | 1920 x 1080 pixels |
| PPI | ~ 141 PPI | ~ 147 PPI |
| Refresh Rate | 60 Hz | 120 Hz |
| Aspect Ratio | 16:9 | |
| Anti Glare Screen | Yes | No |
| Features | 100% sRGB Color Gamut, Contrast Ratio: 1200:1, 170° Viewing Angle |
Connectivity
| Ethernet | Yes | No |
| WiFi | Wi-Fi 6(802.11ax) | Yes |
| Bluetooth | v5.1 | Yes |
| USB Ports | 2 x USB Type-C, 2 x USB 3.0 | 1 x USB Type-C, 1 x USB 3.0, 1 x USB 2.0 |
| USB Port Details | 1x USB 3.2 Gen 1, 1x USB 3.2 Gen 1 (Always On), 1x USB-C 3.2 Gen 2 (support data transfer, Power Delivery 3.0 and DisplayPort 1.4), 1x Thunderbolt 4 | |
| Thunderbolt | Yes | |
| HDMI | 1 x HDMI Port | 1 x HDMI 1.4 Port |
| Card Reader | Yes | Yes |
| Fingerprint Sensor | Yes | |
| Microphone In | Yes | Yes |
| Headphone Jack | Yes | Yes |
| Security Lock Port | Yes |
Input
| Camera | Yes | Yes |
| Keyboard | Standard Keyboard | |
| Keyboard Backlit | Yes | |
| Touchpad | Yes | Yes |
| Inbuilt Microphone | Dual Array Microphone | Yes |
| Speakers | Stereo speakers | |
| Sound | Dolby Audio | |
| Optical Drive | No | No |
Processor
| Processor | 12th Gen Intel Core i5 1235U | 7th Gen AMD Ryzen 7 7730U |
| 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 | 8 x 2 GHz (Turbo Speed upto 4.5 GHz) Cores |
| Cores | 10 Cores (2P + 8E), 12 Threads | Octa Core, 16 Threads |
| Cache | 12 MB | 16 MB |
| Brand | Intel | AMD |
| Series | Core i5 | Ryzen 7 |
| Model | 1235U | 7730U |
| Generation | 12th Gen | 7th Gen |
| Process Node | 10 nm | TSMC 7nm FinFET |
Graphics
| GPU | Iris Xe Graphics | AMD Radeon AMD |
| Brand | Intel | AMD |
Memory
| RAM | 8 GB DDR4 | 16 GB DDR4 |
| RAM Bus Speed | 3200 MHz | |
| Maximum RAM Supported | Upto 40 GB | |
| Solid State Drive | 512 GB SSD | 512 GB SSD |
| Max SSD Supported | Upto 2 TB | |
| SSD Interface | NVMe |
Battery
| Battery | 45 Wh, 3 Cell Battery | 3 Cell Battery |
| Battery Backup | Upto 6 hours | Upto 7 hours |
| Battery Details | 45WHrs Li-ion |
Extra
| Included Software | Microsoft Office Home & Student 2021 | |
| Sales Package | Laptop, Adapter & User Manuals | Laptop, Power Adaptor, User Guide, Warranty Documents |
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