STELLAR-X5s Chamonix
STELLAR-X5s Chamonix
STELLAR-X5s Chamonix
STELLAR-X5s Chamonix

STELLAR-X5s Chamonix

£629.90

Designed for the peaks, crafted for you

Born from our shared vision with the world capital of mountaineering, the STELLAR-X5s Chamonix-Mont-Blanc Edition elevates your passion for the outdoors and allows you to experience each of your outings with confidence and intensity.


DAS Head 1.41 W/kg, DAS Body 1.12 W/kg, DAS Limbs 2.78 W/kg

IP68, salt water, dust

Outdoor mode: up to +25% autonomy

Resistance to repeated drops

The strong points

All-new Outdoor Mode
Reconnect fully with nature: temporarily suspend non-essential notifications, configure your energy profile to gain up to 25% additional autonomy and automatically share your location with your loved ones.
Identity design
Clean and iconic, the design of the STELLAR-X5s Édition Chamonix-Mont-Blanc pays homage to the summits. Its white back evokes the purity of eternal snow, the Chamonix-Mont-Blanc logo signs an alliance of excellence, and the “Open the Way” engraving on the edge embodies the common values ​​of freedom, performance and sustainability.
Capture the action wherever you are
Enjoy the best image quality on an outdoor smartphone thanks to the SONY 50 MP sensor and 120° wide-angle lens. Immortalize your moments with stabilized 4K videos, Action Cam-style, and explore all the modes on offer. Even underwater, at depths of up to 2 m, capture unique shots!
Resistant to all your playgrounds
Designed for all environments, it withstands repeated drops to 1.5 m, complies with the military standard MIL-STD-810H and remains waterproof even in salt water (IP68). Fully protected against dust, it has a Corning Gorilla Glass Victus 2 screen resistant to shocks and scratches, and works perfectly from –20°C to +60°C.
As powerful as you are
The STELLAR-X5s Chamonix-Mont-Blanc edition keeps pace with you everywhere, combining power and fluidity thanks to the Qualcomm Octocore processor, 8GB RAM and 256GB storage. Full connectivity (5G, WiFi 6/6E, eSIM, NFC), long-lasting 4,500 mAh battery and X-LINK fast charging keep you up and running in the field and at home.
Use with gloves
Thanks to Glove Touch technology, you no longer need to remove your gloves to answer a call, consult a map or take a photo at the summit. Designed for extreme conditions, this function guarantees optimum screen responsiveness, even in the cold or when working hard.
Fully watertight
IP68 certified, it remains fully protected against dust and can withstand prolonged immersion, even in salt water. A resistance that is rare on the market and the hallmark of Crosscall smartphones.
Much more than a smartphone
The STELLAR-X5s Chamonix-Mont-Blanc Edition is a true all-in-one tool. Able to replace a walkie-talkie, scanner or desktop computer, it simplifies your uses while optimizing your budgets.
Learn more

Discover the STELLAR range, business version

STELLAR-X5s
STELLAR-X5s

IP68, salt water, dust

5G, Wifi6/6E, X-LINK, X-SPACE

Recycled materials and guaranteed for 5 years

  £629.90
STELLAR-M6
STELLAR-M6

3 customizable action buttons, 1 SOS button

5G, Wifi6/6E, X-LINK, X-SPACE

Biometric security for sensitive data

  £359.90
STELLAR-M6E
STELLAR-M6E

Salt water, dust, drops and screen scratches

35 hours of communication autonomy

AI-based noise reduction

  £259.90

Box contents

Responsible for product to packaging
The sustainability of STELLAR-X5s Chamonix-Mont-Blanc does not stop at the device itself: it extends to its packaging, designed according to the principles of eco-design in order to reduce the environmental impact. This approach is fully in line with the brand’s CSR commitments. The box contains: the smartphone [1] STELLAR-X5s Chamonix-Mont-Blanc, the charging cable [2] USB-C / USB-C CABLE and the X-BLOCKER mounting system [3] as well as a leash [4].

Universal charger compatible

Charger unit not included

The essential accessories of STELLAR-X5s Chamonix

Discover the entire range

STELLAR-M6
STELLAR-M6

3 customizable action buttons, 1 SOS button

5G, Wifi6/6E, X-LINK, X-SPACE

Biometric security for sensitive data

  £359.90
STELLAR-M6E
STELLAR-M6E

Salt water, dust, drops and screen scratches

35 hours of communication autonomy

AI-based noise reduction

  £259.90