Dell Latitude 15.6" 5550 2024, Core Ultra 7 155U, 16GB, 512GB SSD, Silver
Powered by the Intel Core Ultra 7 155U with vPro and 16GB of DDR5 RAM, this Latitude 5550 delivers strong multitasking performance in a 1.62kg chassis with a comprehensive port selection including Thunderbolt and HDMI 2.1. The 15.6-inch multi-touch display and full warranty on this open-box unit offer solid value for a business-class machine, though its 250-nit screen limits outdoor visibility. It’s best suited for business users and developers who need a secure, AI-ready Windows 11 Pro workstation with wired Ethernet connectivity.
CPU Intel Core Ultra 7 155U
RAM 16 GB
Storage 512 GB
Screen 15.6" 1920x1080
GPU Intel Graphics
OS Windows 11 Pro
Weight 1.7 kg
Battery 54 Wh
56 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong port selection (100th percentile) 100th
- Strong social proof (74th percentile) 74th
- Strong gpu (69th percentile) 69th
Cons
- Below average affordability (26th percentile)
- Below average reliability (33rd percentile)
The proof
Performance
Specifications
Full Specifications
Processor
| CPU | Intel Core Ultra 7 155U |
| Cores | 12 |
| Frequency | 1.7 GHz |
| L3 Cache | 12 MB |
Graphics
| GPU | Intel Graphics |
| Type | Integrated |
| VRAM | 16 GB |
| VRAM Type | DDR5 SDRAM |
Memory & Storage
| RAM | 16 GB |
| RAM Generation | DDR5 |
| Storage | 512 GB |
| Storage Type | SSD |
Display
| Size | 15.6" |
| Resolution | 1920x1080 (Full HD) |
| Panel | IPS |
| Refresh Rate | 60 Hz |
| Brightness | 250 nits |
| Color Gamut | 45% sRGB |
Connectivity
| USB-C Ports | 4 |
| USB Ports | 2 |
| Thunderbolt | Thunderbolt 4 x 2 |
| HDMI | ✓ |
| Wi-Fi | Wi-Fi 6 |
| Bluetooth | Yes |
| Ethernet | 1 x Ethernet port |
Physical
| Weight | 1.7 kg / 3.7 lbs |
| Battery | 54 Wh |
| OS | Windows 11 Pro |
vs Competition
| Spec | Dell Latitude 15.6" 5550 | Lenovo ThinkPad P1 Gen 7 | HP ZBook Ultra G1a | ASUS ROG Strix G16 G615LP-XS97 | MSI Vector VECTOR16HXA2400 | Samsung Galaxy Book5 Pro NP964XHA-KG2US |
|---|---|---|---|---|---|---|
| CPU | Intel Core Ultra 7 155U | Intel Core Ultra 7 165H | AMD Ryzen AI Max Pro 390 | Intel Core Ultra 9 275HX | Intel Core Ultra 9 275HX | Intel Core Ultra 7 258V |
| RAM (GB) | 16 | 64 | 64 | 32 | 16 | 32 |
| Storage (GB) | 512 | 2048 | 4096 | 2048 | 1024 | 1024 |
| Screen | 15.6" 1920x1080 | 16" 3840x2400 | 14" 1920x1200 | 16" 2560x1600 | 16" 2560x1600 | 16" 2880x1800 |
| GPU | Intel Graphics | NVIDIA RTX 2000 Ada Generation | AMD Radeon 8050S | NVIDIA GeForce RTX 5070 | NVIDIA GeForce RTX 5080 | Intel Arc Graphics 140V |
| OS | Windows 11 Pro | Windows 11 Pro | Windows 11 Pro | Windows 11 Pro | Windows 11 Home | Windows 11 Pro |
| Weight (kg) | 1.7 | 1.8 | 2.5 | 2.7 | 2.7 | 1.7 |
| Battery (Wh) | 54 | 90 | 74 | 90 | - | 76 |
| Compare | Compare | Compare | Compare | Compare |
| Product | CPU | GPU | RAM | Ports | Screen | Portability | Storage | Reliability | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|---|---|---|
| Dell Latitude 15.6" 5550 | 53.6 | 68.8 | 55.8 | 99.6 | 50.2 | 49.1 | 35.8 | 33.4 | 74.2 | 25.8 |
| Lenovo ThinkPad P1 Gen 7 Compare | 81.9 | 84.5 | 98.8 | 85.5 | 98.6 | 25.7 | 93.9 | 81.8 | 94.6 | 2.7 |
| HP ZBook Ultra G1a Compare | 92.8 | 85.2 | 99.1 | 80 | 74 | 61.5 | 98.5 | 33.4 | 0 | 3 |
| ASUS ROG Strix G16 G615LP-XS97 Compare | 97.2 | 92.6 | 86.4 | 98.6 | 92 | 10.6 | 93.9 | 60.4 | 85.3 | 12.2 |
| MSI Vector VECTOR16HXA2400 Compare | 97.2 | 97.4 | 59.8 | 89.4 | 90 | 10 | 65.3 | 60.4 | 88.6 | 8.9 |
| Samsung Galaxy Book5 Pro NP964XHA-KG2US Compare | 66 | 68.8 | 79.5 | 83.3 | 91.6 | 33.2 | 79.3 | 81.8 | 98.4 | 15.6 |
Price
Value & Pricing
Price History
Usage Scores
- Overall55.8
- AI/LLM24.3
- Gaming18
- Portability55.3
- Creator28.7
- Student59.4
- Business52.6
- Developer59.3
- Entertainment55.6
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
Other Configurations8
Latitude 15.6" 555015.6"Intel Core Ultra 5 125U16GB512GBGrayLatitude 15.6" 555015.6"Intel Core Ultra 5 135U16GB256GBSilverLatitude 15.6" 555015.6"Intel Core i7 1355U32GB1TBGrayLatitude 15.6" 555015.6"Intel Core Ultra 5 125U16GB256GBGrayLatitude 15" 555015"Intel Core Ultra 5 125U16GB256GBLatitude 15.6" 555015.6"Intel Core Ultra 7 155U32GB512GBGrayLatitude 15.6" 555015.6"Intel Core i7 1355U32GB1TBGrayLatitude 15.6" 555015.6"Intel Core Ultra 7 155U64GB4TBBlack
