Side by side comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS BR1100C (C1XA). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C4) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
good battery life
solid performance
adequate port selection
average display brightness
heavier than competitors
limited graphics performance
no thunderbolt support
Advantages and disadvantages of ASUS BR1100C (C1XA) based on its technical characteristics, features, user experience, expert reviews and price level.
durable design
affordable price
robust parental controls
touchscreen functionality
good battery life
average performance
limited storage capacity
basic display quality
fewer connectivity options
| DESIGN AND DIMENSIONS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.7 cm x 1.993 cm | 29.46 cm x 20.49 cm x 2 cm |
| Weight | 1.76 kg | 1.26 kg |
| Case Material | Polycarbonate ABS (bottom), polycarbonate ABS (top) | Plastic |
| Colour | Thunder black | Dark grey |
| DISPLAY | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Screen Size (Type) | 15.6" - IPS | 11.6" |
|---|---|---|
| Touchscreen | - | Yes |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 220 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Anti-glare, 170° viewing angle | Anti-glare, Eye-Care Technology, 63% screen-to-body ratio |
| PROCESSOR | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | Intel Celeron N4500 / 1.1 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 2.8 GHz |
| Number of Cores | 10-core | Dual-Core |
| Cache | 12 MB | 4 MB |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| RAM | 16 GB (1 x 16 GB) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | - |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia | 128 GB eMMC |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | - |
| Camera | Yes - 1080p | Yes - 720p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Privacy shutter |
| Sound | Stereo speakers, dual array microphone | Speakers, array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | - | Output: ASUS SonicMaster; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Technology | 3-cell lithium polymer | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 42 Wh |
| AC ADAPTER | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 5 / 9 / 15 / 20 V | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Spill-resistant, chiclet keyboard, 1.35mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack LAN |
Headphone/microphone combo jack LAN USB 2.0 HDMI 1.4 USB 3.2 Gen 1 USB-C 3.2 Gen 2 (Power Delivery) |
|---|---|---|
| Memory Card Reader | Yes (microSD) | - |
| SOFTWARE | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence | Windows 11 Pro Education |
|---|---|---|
| Software Included | - | MyASUS, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo ThinkPad L15 Gen 3 (21C4) | ASUS BR1100C (C1XA) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password | System password, LED indicator, tamper-resistant, rubber bumper, MIL-STD-810H tested, splash protection, Computrace ready from BIOS, ASUS Antibacterial Guard |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified | TUV Rheinland Flicker Free Certification, TUV Rheinland Low Blue Light (Software Solution) |
| 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 | - | Limited warranty - 1 year |
| Model Number | - | 3Y |
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