Introduction to Samsung U750 Zeal
The Samsung U750 Zeal, released in November 2010, is a unique feature phone known for its innovative design and functional versatility. Although it's been discontinued, the device holds a special place in the history of mobile technology, mostly due to its dual-hinge design and e-ink display technology. In this article, we'll explore the Samsung U750 Zeal's features, design, performance, and overall impact on the feature phone market.
Design and Build
With dimensions of 101.9 x 51.8 x 17.1 mm and a weight of 123 grams, the Samsung U750 Zeal boasts a sturdy and compact design. The highlight of its construction is the dual-hinge form factor, which allows the phone to be opened in both portrait and landscape orientations. This innovative design feature is complemented by a QWERTY keyboard that appears in landscape mode, providing a more convenient typing experience.
The phone features a TFT screen capable of displaying 256K colors. The 2.6-inch display has a resolution of 240 x 320 pixels, resulting in a pixel density of approximately 154 ppi. Despite its modest screen size by modern standards, it was sufficient for the phone's intended functionality.
Unique E-Ink Display
The Samsung U750 Zeal incorporates an innovative use of e-ink display technology in its keypad. Unlike traditional keypads, the keys on this phone could change based on the phone's orientation and function, effectively switching between a standard numeric keypad and a QWERTY keyboard. This dynamic display technology was a standout feature, enabling users to toggle between different key layouts depending on their needs.
Performance and Features
The Samsung U750 Zeal is powered by a processor suitable for its feature phone status, allowing it to perform basic tasks effectively. It operates on CDMA/EVDO networks, offering 2G and 3G connectivity with a speed of up to 3.1 Mbps on an EV-DO Rev.A network.
Memory-wise, the U750 Zeal can store up to 1000 phonebook entries with photocall capabilities. It also supports microSDHC cards, allowing for expanded storage options. While specific details about RAM are not provided, the phone handles standard operations like calls, messaging, and simple applications with ease.
Multimedia and Connectivity
The camera is a basic 2 MP sensor with autofocus, offering standard image capture capabilities for its time. Although it cannot compare with today’s smartphone cameras, it was sufficient for capturing essential moments back then. For audio, the phone includes a loudspeaker, but lacks a 3.5mm jack.
In terms of connectivity, the Samsung U750 Zeal supports Bluetooth 2.1 with A2DP. While it does not include WLAN support or radio, it incorporates GPS and A-GPS for basic navigation needs. USB connectivity is facilitated by a microUSB 2.0 port.
Battery and Power Management
Equipped with a removable Li-Ion 880 mAh battery, the U750 Zeal offers up to 5 hours of talk time and 340 hours on standby. Although this may appear limited compared to modern standards, it was adequate given the phone's operational framework and the demands it placed on the battery.
User Experience
The phone runs a proprietary operating system typical of feature phones of its time. It supports SMS, MMS, Email, Push Email, and IM services, and includes a WAP 2.0/xHTML and HTML browser for basic web browsing. Despite the lack of advanced sensors and the absence of Java support, the U750 Zeal provides a range of basic applications that align with its category’s expectations.
Conclusion
The Samsung U750 Zeal, with its blend of innovative design and essential features, represents a unique chapter in the evolution of mobile phones. While it doesn't compete with modern smartphones in terms of capabilities, its dual-hinge design and e-ink technology offered a glimpse into innovative solutions for mobile communication and ergonomic design. The device catered to users who appreciated a tactile QWERTY experience, which stood out during a time when touchscreen phones were beginning to dominate the market.
Overall, the Samsung U750 Zeal remains a noteworthy example of innovative design in feature phones, capturing a segment of the market interested in traditional phone capabilities with a twist of modern technological advancements.
Main Features of Samsung U750 Zeal
- CDMA/EVDO Technology for reliable network connectivity.
- Compact dimensions of 101.9 x 51.8 x 17.1 mm and lightweight at 123 g.
- QWERTY keyboard for easy typing and navigation.
- TFT display with 256K colors on a 2.6-inch screen.
- Expandable memory with a microSDHC card slot.
- 2 MP main camera with autofocus for capturing photos and videos.
- Bluetooth 2.1 with A2DP for wireless connectivity.
- GPS and A-GPS support for location services.
- Supports SMS, MMS, Email, Push Email, and IM messaging.
- Browser support for WAP 2.0/xHTML, HTML for internet access.
- Removable Li-Ion 880 mAh battery with up to 340 hours of standby time.
Disadvantages of Samsung U750 Zeal
- Lacks modern network technology support (limited to CDMA/EVDO).
- Discontinued model, making it difficult to find support or service.
- Small display size (2.6 inches) with low resolution (240 x 320 pixels).
- No front (selfie) camera available.
- Absence of a 3.5mm headphone jack, limiting standard audio output options.
- Does not support WLAN for wireless internet connectivity.
- Limited internal memory expansion capabilities (microSDHC only).
- No built-in radio feature.
- Basic camera capabilities with only 2 MP resolution and no advanced features.
- Low battery capacity (880 mAh) offering limited usage time.
- No sensors available for advanced functionality.
- Lacks Java support for additional applications.
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