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Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)
Lenovo's IdeaPad Slim 3i Gen 10 (15IRH10) is a budget 15.3-inch laptop built on the 13th-gen Core i5-13420H with Intel UHD graphics, DDR5 memory with an upgradeable SODIMM slot, a 300-nit 1920x1200 IPS screen and a 50Wh battery. Some configurations add a 15.1-inch 165Hz OLED; the Core 5 210H IdeaPad Slim 3 15IRH10R is a separate model.
Pros
- 15.3-inch 16:10 WUXGA (1920x1200) IPS screen with a 90.7% screen-to-body ratio, rated at 300 nits and measured above 300 nits in review testing
- Eight-core Core i5-13420H with DDR5 memory, a user-upgradeable SODIMM slot (Lenovo lists up to 24GB total) and two M.2 2242 PCIe 4.0 SSD slots
- Practical ports: USB-C with Power Delivery and DisplayPort, two USB-A, HDMI and an SD card reader
- Optional 15.1-inch 2560x1600 OLED at 165Hz (500 nits, 100% DCI-P3) and an optional 60Wh battery
- Noise stays well controlled under heavy CPU load in review testing, and a camera privacy shutter is standard
Cons
- Older Raptor Lake silicon with Intel UHD graphics; the Ryzen 7 8840HS IdeaPad Slim 3 offers better CPU and integrated-graphics performance and longer battery life at a similar price in review testing
- Base IPS panel is limited to 60Hz and 45% NTSC color gamut coverage
- Memory runs at DDR5-4800 and some configurations ship with only 8GB of soldered RAM
- No fingerprint reader, a proprietary round-tip charging port, and a non-backlit keyboard on some configurations
Below average
Computed from specs & benchmarks via our public methodology.
Full specifications
Everything we track for the Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)
Display
- Screen size
- 15.3 ″
- Panel type
- IPS (anti-glare, non-touch)
- Resolution
- 1920x1200
- Refresh rate
- 60 Hz
- Peak brightness
- 300 nits
Performance
- Processor
- Intel Core i5-13420H
- Graphics
- Intel UHD Graphics (integrated)
- RAM
- 16 GB
- RAM type
- DDR5-4800 (soldered + 1x SODIMM slot)
- Storage
- 512 GB
- Storage type
- PCIe 4.0 NVMe SSD (2x M.2 2242 slots)
Battery
- Capacity
- 50 Wh
- Charging
- 65 W
Design
- Weight
- 1.59 kg
- Thickness
- 18.9 mm
- Material
- Aluminum or PC-ABS (top), PC-ABS (bottom)
Connectivity
- Ports
- 2x USB-A 5Gbps, 1x USB-C 5Gbps (PD 45-65W, DP 1.2), HDMI 1.4, SD card reader, 3.5mm combo jack, round-tip power connector
- Wi-Fi
- Wi-Fi 6 or Wi-Fi 7 (by configuration)
- Bluetooth
- 5.2 or 5.4 (by configuration)
- Webcam
- HD 720p or FHD 1080p with privacy shutter (IR on some configurations)
- Biometrics
- Optional IR camera for Windows Hello; no fingerprint reader
Software
- Operating system
- Windows 11 (Home or Pro)
Quick answers
Is the Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) good in 2026?
The Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) earns an Inno Score of 40.7/100 (“Below average”) based on its specs and benchmark results. Lenovo's IdeaPad Slim 3i Gen 10 (15IRH10) is a budget 15.3-inch laptop built on the 13th-gen Core i5-13420H with Intel UHD graphics, DDR5 memory with an upgradeable SODIMM slot, a 300-nit 1920x1200 IPS screen and a 50Wh battery. Some configurations add a 15.1-inch 165Hz OLED; the Core 5 210H IdeaPad Slim 3 15IRH10R is a separate model.
What are the key specs of the Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)?
Processor: Intel Core i5-13420H · RAM: 16 GB · Screen size: 15.3 ″ · Weight: 1.59 kg
What are the closest alternatives to the Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)?
Its closest rivals on InnoReviews are Samsung Galaxy Book4, Lenovo LOQ 15IRX10, Lenovo LOQ 15IRX9 — open the comparison pages for a spec-by-spec breakdown.
