Overview

The HTC Touch Diamond2 is a mobile phone designed and manufactured by HTC Corporation, operating within the United States market as a key entry in the company's smartphone portfolio. This device serves as the direct successor to the popular HTC Touch Diamond, continuing the lineage of high-end Windows Mobile devices that defined HTC's early brand identity. Also known by its internal codename, the HTC Topaz, the Touch Diamond2 represents a significant evolution in HTC's hardware design and software integration strategies during the late 2009 period. The device was officially announced at the Mobile World Congress 2009 in Barcelona, marking its debut to the global consumer electronics industry. Following this announcement, the Touch Diamond2 was scheduled for release in the second quarter of 2009, positioning it as a contemporary competitor in the rapidly expanding smartphone sector.

At the time of its launch, the HTC Touch Diamond2 was released with Microsoft Windows Mobile 6.1 as its primary operating system. However, the device was engineered to support upgrades to Windows Mobile 6.5, offering users enhanced performance and feature sets without requiring immediate hardware replacement. A defining characteristic of the Touch Diamond2 is its implementation of a revamped version of HTC's proprietary TouchFLO 3D graphical user interface. This interface, first introduced on its predecessor, the HTC Touch Diamond, was refined to provide a more intuitive and visually engaging user experience, leveraging the device's touchscreen capabilities. The TouchFLO 3D interface became a hallmark of HTC's design philosophy, distinguishing its devices from competitors relying solely on standard Windows Mobile aesthetics.

The operational status of the HTC Touch Diamond2 is currently classified as decommissioned, reflecting the rapid lifecycle of mobile technology products in the late 2000s. Despite its decommissioned status, the device remains a notable example of HTC's engineering approach during the Windows Mobile era. Its design and software features influenced subsequent models, contributing to the broader evolution of smartphone user interfaces. The Touch Diamond2's legacy is tied to its role in popularizing the TouchFLO interface and demonstrating the potential of touchscreen-centric navigation in the pre-iPhone dominance period. As a product of HTC Corporation, it exemplifies the company's early efforts to blend hardware innovation with software customization, a strategy that would continue to define its market position in the years following its 2009 commissioning.

Software and User Interface

The HTC Touch Diamond2 launched with Microsoft Windows Mobile 6.1 as its native operating system, providing a robust platform for enterprise and consumer applications typical of the late-2000s smartphone market. Users had the option to upgrade the device to Windows Mobile 6.5, an update that refined the user experience with improved performance and interface tweaks. This software foundation allowed the device to function not just as a communication tool, but as a pocket computer capable of running Office suites, email clients, and web browsers with relative efficiency for its era.

TouchFLO 3D Interface

This interface, first introduced on its predecessor, the HTC Touch Diamond, was designed to make navigation through the Windows Mobile environment more intuitive and visually engaging. TouchFLO 3D utilized the device’s resistive touchscreen to offer a card-based layout for applications, contacts, and media, allowing users to swipe through icons in a three-dimensional perspective. This design choice aimed to bridge the gap between the traditional list-heavy Windows Mobile menus and the emerging touch-centric experiences seen in early smartphones. The interface supported multi-touch gestures in some implementations, enhancing the fluidity of navigation without requiring excessive reliance on the device’s trackball or physical buttons.

XDAndroid Project

Beyond the stock Windows Mobile experience, the HTC Touch Diamond2 gained significant attention within the enthusiast community for its compatibility with the XDAndroid project. XDAndroid was an open-source initiative that allowed Windows Mobile devices to boot into a dual-boot environment, running a version of the Android operating system alongside the native Windows Mobile OS. This capability was particularly notable because it provided early access to the Android ecosystem on hardware that was not officially branded as Android devices by major manufacturers. Users could leverage the ARM processor and memory architecture of the Touch Diamond2 to run Android applications, offering a preview of the platform’s potential before it became the dominant force in the smartphone market. The XDAndroid project highlighted the flexibility of HTC’s hardware and the vibrant developer community that sought to extend the lifecycle and functionality of the device through software customization.

How does the HTC Touch Diamond2 compare to its predecessor?

The HTC Touch Diamond2 represents a direct evolutionary step from the original HTC Touch Diamond, retaining the core design philosophy while introducing key technical refinements. As the successor to the popular original model, the Diamond2 was announced at the Mobile World Congress 2009 in Barcelona, carrying the codename HTC Topaz. While it shares the same fundamental hardware architecture and the iconic pyramid-shaped trackball interface, the Diamond2 focuses on software optimization and minor hardware tweaks rather than a complete redesign.

Display and Interface Improvements

One of the most notable differences between the two devices is the screen resolution. The original HTC Touch Diamond featured a 3.2-inch WVGA display with a resolution of 480x320 pixels. The HTC Touch Diamond2 upgraded this to a 480x400 pixel resolution, providing a slightly taller aspect ratio that better utilized the vertical space of the interface. This change was paired with the introduction of a revamped version of HTC's TouchFLO 3D GUI. While the predecessor introduced the TouchFLO interface, the Diamond2 refined it with smoother animations and a more polished visual experience, leveraging the slightly higher pixel density for sharper text and icons.

Battery Life and Performance

Despite the increased screen resolution, the HTC Touch Diamond2 achieved a significant improvement in battery life. According to comparative analyses, the Diamond2 offers approximately 50% better battery performance than the original Touch Diamond. This enhancement was largely attributed to software optimizations within the Windows Mobile 6.1 operating system, which was the default OS for the Diamond2, compared to the earlier versions on the original. The device also supports an upgrade to Windows Mobile 6.5, further extending its operational efficiency. The battery life improvement addresses one of the primary criticisms of the original model, making the Diamond2 more viable for all-day use without frequent charging.

Design and Build Quality

The physical design of the HTC Touch Diamond2 remains largely faithful to the original, preserving the sleek, glass-fronted aesthetic and the central trackball navigation. However, subtle changes were made to the casing and button placement to improve ergonomics. The Diamond2 maintains the same form factor, ensuring that cases and accessories designed for the original are often compatible. The device continues to feature a capacitive touchscreen, which was a defining characteristic of the Touch series, allowing for intuitive finger navigation alongside the trackball.

Feature HTC Touch Diamond HTC Touch Diamond2
Screen Resolution 480x320 (WVGA) 480x400
Operating System Windows Mobile 6.1 Windows Mobile 6.1 (upgradable to 6.5)
Battery Life Baseline ~50% improvement
Interface TouchFLO TouchFLO 3D (Revamped)
Announcement 2008 Q2 2009 (Mobile World Congress)

The HTC Touch Diamond2 did not introduce a radical departure from its predecessor but rather refined the formula. By improving the screen resolution and significantly boosting battery life, HTC addressed key user pain points while maintaining the distinctive design language that made the original Touch Diamond a market success. The device remains a notable example of incremental innovation in the smartphone market of the late 2000s.

Market Release and Variants

The HTC Touch Diamond2 was officially unveiled to the global market at the Mobile World Congress 2009, held in Barcelona. This announcement marked the device's formal introduction as the successor to the HTC Touch Diamond, carrying the internal codename "HTC Topaz." Following its debut at the trade show, the device was scheduled for a broader market release in the second quarter of 2009. The launch strategy involved a phased rollout across key international markets, aiming to capitalize on the momentum generated by its predecessor's popularity.

Regional Launches and Variants

The device saw distinct regional variations and naming conventions during its Q2 2009 release window. In the United Kingdom and Singapore, the device was marketed under its primary name, the HTC Touch Diamond2. These markets received the standard configuration, featuring the revamped TouchFLO 3D graphical user interface and the Microsoft Windows Mobile 6.1 operating system, with the option to upgrade to Windows Mobile 6.5. In the United States, the device was released under a different branding strategy. It was marketed as the "HTC Pure" to distinguish it within the competitive American smartphone landscape. This variant maintained the core hardware specifications and software features of the global model but carried the "Pure" moniker to align with HTC's naming conventions for that specific region. The US launch occurred within the same Q2 2009 timeframe, ensuring near-simultaneous availability across major global markets.

Software and Interface Features

A key aspect of the market release was the software experience. The HTC Touch Diamond2 was the first device to feature a revamped version of HTC's TouchFLO 3D GUI. This interface had been first introduced on the original HTC Touch Diamond but was significantly updated for the Diamond2. The device shipped with Microsoft Windows Mobile 6.1, providing a familiar environment for enterprise and consumer users alike. The ability to upgrade to Windows Mobile 6.5 offered extended functionality and improved performance, which was a selling point during the Q2 2009 launch period. The release timeline and regional variations reflect HTC's strategy to position the Touch Diamond2 as a premium smartphone option in 2009. The dual branding in the US as the HTC Pure and the standard naming elsewhere allowed for targeted marketing approaches. The Mobile World Congress 2009 announcement served as the primary catalyst for global awareness, leading to the subsequent Q2 2009 availability in key markets including the UK, Singapore, and the US.

Why it matters

The HTC Touch Diamond2 holds a distinct position in the history of the Windows Mobile platform, serving as a critical transitional device that attempted to bridge the gap between traditional business smartphones and the emerging touchscreen-centric user experience. As the successor to the HTC Touch Diamond, the device, also known by its codename HTC Topaz, was announced at the Mobile World Congress 2009 in Barcelona and released in the second quarter of 2009. Its significance lies not merely in being an iteration of a popular model, but in its aggressive integration of HTC’s proprietary interface technologies into a compact form factor.

Introduction of TouchFLO 3D

A primary reason the Touch Diamond2 matters is its role as the first device to feature a revamped version of HTC's TouchFLO 3D GUI. This interface, which had made its debut on the predecessor model, represented a significant departure from the standard Windows Mobile 6.1 experience. The TouchFLO 3D interface offered a more intuitive, gesture-based navigation system that relied heavily on the device's touchscreen capabilities, allowing users to swipe through home screen pages and access applications with a fluidity that was relatively novel for the era. The device shipped with Microsoft Windows Mobile 6.1 but was upgradeable to Windows Mobile 6.5, providing a software foundation that supported these advanced graphical overlays. This emphasis on a custom graphical user interface highlighted HTC's strategy to differentiate its hardware through software innovation, a tactic that would define the company's identity in the subsequent smartphone wars.

Design Shift and the Resistive Zoom Bar

The design philosophy of the Touch Diamond2 also marked a specific shift in industrial design for the Windows Mobile era. The device introduced a distinct physical layout that included a resistive zoom bar, a feature that became a hallmark of the Touch Diamond series. This design choice allowed for precise control over zooming in web browsers and image viewers, addressing one of the common pain points of early touchscreen interfaces where pinch-to-zoom was not yet universally standardized or as responsive as it would become in later iOS and Android implementations. The integration of this resistive zoom bar into the device's chassis demonstrated HTC's attention to ergonomic details and user interaction patterns. By combining the TouchFLO 3D software layer with specific hardware controls like the zoom bar, the Touch Diamond2 offered a hybrid experience that catered to users seeking both the familiarity of Windows Mobile and the emerging intuitiveness of touchscreen navigation. This combination made the device a notable example of how manufacturers experimented with hardware-software integration before the market settled on more uniform touchscreen paradigms.

See also