The Vivitar ViviCam S1527 has a better display than most cameras of this age and spec. This Vivitar camera has a TFT display, whereas most bridge cameras that were released more than two years ago have an LCD display. TFT LCDs provide better image quality and higher resolutions to earlier LCD displays but their limitations are narrow viewing angles and poor vislibility in direct sunlight.
A TFT display is in fact the best display amongst all digital cameras of a comparable age and spec to the ViviCam S1527.
The worst display across comparable types of camera is LCD.