Detailed comparison and review of ASUS 15 (X515JA) and Lenovo ThinkPad X13 Gen 3 (21CN). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of ASUS 15 (X515JA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid build quality
adequate performance
good connectivity options
average battery life
basic display quality
limited storage capacity
no dedicated graphics
Advantages and disadvantages of Lenovo ThinkPad X13 Gen 3 (21CN) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard experience
impressive security features
good battery life
portable design
average display brightness
limited graphics performance
noisy under load
higher price point
DESIGN AND DIMENSIONS | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 35.9 cm x 23.5 cm x 1.99 cm | 30.58 cm x 21.756 cm x 1.81 cm |
Weight | 1.8 kg | 1.25 kg |
Case Material | Plastic | Polyphenylene sulfide (top), aluminium (bottom) |
Colour | Silver | Slate grey | Thunder black |
DISPLAY | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Screen Size (Type) | 15.6" | 13.3" - IPS |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:10 |
Image Brightness | 250 cd/m² | 300 cd/m² |
Colour Gamut | 45% NTSC | 72% NTSC |
Features | Anti-glare | Anti-glare, 170° viewing angle |
PROCESSOR | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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CPU | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz | AMD Ryzen 7 Pro 6850U / 2.7 GHz |
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Max Turbo Speed | 3.4 GHz | 4.7 GHz |
Number of Cores | Dual-Core | 8-core |
Cache | 4 MB | L3 - 16 MB |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
MEMORY | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 32 GB (provided memory is soldered) |
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RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
Speed | - | 6400 MHz |
Rated Speed | - | 6400 MHz |
Form Factor | SO-DIMM 260-pin | - |
Slots Qty | 1 | - |
Empty Slots | 0 | - |
STORAGE | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia |
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AUDIO & VIDEO | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon 680M |
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Max Monitors Supported | - | 3 external monitor(s) |
Camera | Yes - HD | Yes - 720p |
Camera Features | - | Privacy shutter, fixed focus |
Sound | Speaker, microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | - | High Definition Audio, Dolby Audio, Dolby Voice |
Audio Features | ASUS SonicMaster | 360° far-field microphones |
COMMUNICATIONS | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | - | Qualcomm NFA725A |
Features | Dual stream (2x2) | - |
BATTERY | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Technology | 3-cell | 3-cell lithium polymer |
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Battery Capacity (Size) | 37 Wh | 41 Wh |
Battery Life | Up to 7.7 hours | - |
AC ADAPTER | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt, 19 V, 3.42 A | 65 Watt, 5 / 9 / 15 / 20 V |
INPUT | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | - |
Features | Chiclet keyboard | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Slots | 1 x M.2 (PCI Express 3.0 x2) (0 free) | - |
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Interfaces | Headphone/microphone combo jack USB 3.2 Gen 1 USB-C 3.2 Gen 1 2 x USB 2.0 HDMI |
USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) HDMI (4K support) Headphone/microphone combo jack |
SOFTWARE | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Operating System (OS) | Windows 11 Home | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence |
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MISCELLANEOUS | ASUS 15 (X515JA) | Lenovo ThinkPad X13 Gen 3 (21CN) |
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Included Accessories | Power adapter | USB-C power adapter |
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Security | Firmware Trusted Platform Module (TPM) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader |
Security Slot Type | Kensington security slot | Kensington nano security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | System password | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, certificate based BIOS authentication |
Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
Repairability Index | 6.1 (out of 10) | - |
ENERGY STAR Certified | - | Yes |
EPEAT Compliant | - | EPEAT Gold |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | International warranty - 1 year | - |
Model Number | EJ2133W | - |