Business computersENERGY STAR certified
Lenovo IdeaPad Slim 3 15IRU9
16 GB notebook computer.
Memory
16 GB
Processor
Core 7 150U
Typical electricity use
11 kWh/yr
NPU installed
No
Of 980 certified notebook business computers, 250 have a lower typical electricity use than the IdeaPad Slim 3 15IRU9 (11 kWh/yr).
Its certified typical electricity use of 11 kWh/yr costs about $1.43 a year at 13¢/kWh.
- Maker
- Lenovo
- Model
- IdeaPad Slim 3 15IRU9
- Type
- Notebook
- Processor
- Core 7 150U
- CPU cores
- 10
- Memory
- 16 GB
- NPU installed
- No
- Storage
- SSD
- Screen
- 15.6 in
- Battery
- 47 Wh
- Operating system
- Windows 11 Pro
- Marketed as a workstation
- No
- Typical electricity use
- 11 kWh/yr
- Power in sleep
- 0.5 W
- Power at long idle
- 0.5 W
- Power when off
- 0.2 W
- On the market since
- Jan 2024
- ENERGY STAR certified
- 21 May 2025
Certified under the same record
The maker lists these as the same machine or a variant of it: IdeaPad 15s IRU9, IdeaPad Slim 3 15IRU9 1, All models are identical except for the model number, which are used for marketing purposes..
Source: ENERGY STAR certified business computers dataset, US EPA, record 4049656, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the IdeaPad Slim 3 15IRU9
Certified business computers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| HP 16-ag | Notebook | Ryzen 7 | 16 GB | 12 kWh/yr |
| HP 14-em | Notebook | Ryzen 7 | 16 GB | 11.2 kWh/yr |
| Acer N25H3*** | Notebook | Intel� Core" 3 N355 | 16 GB | 9.9 kWh/yr |
| LG 14Z90RU* | Notebook | i5-1334U | 16 GB | 13.9 kWh/yr |
| HP HSN-I57C | Notebook | N200 | 16 GB | 10.4 kWh/yr |
| Framework FRAPPA0000 | Notebook | Core i5 | 16 GB | 13.2 kWh/yr |
Lenovo
More Lenovo business computers
| Model | Type | Processor | Memory | Typical electricity use |
|---|---|---|---|---|
| Lenovo V15 G7 Q7X | Notebook | C110100 | 16 GB | 8.2 kWh/yr |
| IdeaPad Slim 3 15Q7X11 | Notebook | C110100 | 16 GB | 7.8 kWh/yr |
| IdeaPad Slim 3 14Q7X11 | Notebook | C110100 | 16 GB | 8.2 kWh/yr |
| ThinkCentre M75s Gen 6 | Desktop | Ryzen 7 | 64 GB | 50.5 kWh/yr |
| ThinkCentre M75t Gen 6 | Desktop | Ryzen 7 | 64 GB | 53 kWh/yr |
| Yoga 9 2-in-1 16N1X11 | Notebook | NVIDIA RTX Spark N1X (6144-core GPU, 20-core CPU) | 64 GB | 21.2 kWh/yr |
| ThinkCentre M75q Gen 6 | Desktop | Ryzen 7 | 64 GB | 36 kWh/yr |
| Yoga Pro 9 15N1X11 | Notebook | NVIDIA RTX Spark N1x (6144-core GPU, 20-core CPU) | 128 GB | 23.4 kWh/yr |