As well as being compared against other compacts, the Olympus Stylus 840 is also often compared to mirrorless and entry-level DSLRs. The Olympus Stylus 840's top rivals come from Olympus (such as the Stylus 810 and the Stylus Tough TG-860) and Sony (such as the Alpha A5000)

compared toCompact competitors

Generally, some of the advantages of the Olympus Stylus 840 compared to other compact competitors include: it is much smaller (compact (96×57×24 mm) vs compact (130×64×28 mm)), has better image stabilization (lens vs none), is slightly lighter (170 g vs 224 g) and has a faster max shutter speed (1/2000 of a second vs 1/1000 of a second).

However, on average it has a much narrower wide angle lens (36 mm vs 21 mm), slightly lower maximum light sensitivity (1,600 ISO vs 6,400 ISO), doesn't have a screen which flips out, has a CCD-family sensor (CCD vs CMOS) and is older (january 2008 vs february 2015).

Olympus Stylus 810

Olympus Stylus 810
2 years older

Significant advantages of the Stylus 810 (vs the Stylus 840)

  • None found

Significant disadvantages of the Stylus 810 (vs the Stylus 840)

  • No image stabilization: None vs
    1. Lens
  • Significantly smaller screen: 2.5" vs 2.7"
  • Much slower max shutter speed: 1/1000 of a second vs 1/2000 of a second

common strengths of the Stylus 810 and Stylus 840

  • Very small: Super compact (97×56×23 mm) vs Compact (96×57×24 mm)
  • Very thin: 0.9" vs 0.9"
  • Very light: 165 g vs 170 g

Olympus Stylus Tough TG-860

Olympus Stylus Tough TG-860
7 years newer
$324

Significant advantages of the TG-860 (vs the Stylus 840)

  • Much better wide angle: 21 mm vs 36 mm
  • Has a CMOS-family sensor: CMOS vs CCD
  • Much larger screen: 3" vs 2.7"

Significant disadvantages of the TG-860 (vs the Stylus 840)

  • Much larger: Compact (130×64×28 mm) vs Compact (96×57×24 mm)
  • Significantly heavier: 224 g vs 170 g

common strengths of the TG-860 and Stylus 840

  • Good image stabilization:
    1. Lens
    vs
    1. Lens
  • Thin: 1.1" vs 0.9"

compared toMirrorless interchangeable-lens competitors

Generally, some of the advantages of the Olympus Stylus 840 compared to mirrorless interchangeable-lens competitors include: it has better image stabilization (lens vs none), is slightly smaller (compact (96×57×24 mm) vs standard size (120×83×47 mm)), is thinner (0.9" vs 1.9") and is slightly lighter (170 g vs 390 g).

However, on average it records lower quality movies (480p @ 15fps vs 1080p @ 60fps), has a much smaller screen (2.7" vs 3"), has a much lower resolution screen (230k dots vs 1,040k dots), doesn't have a viewfinder (none vs digital) and takes significantly lower resolution photos (7.9 MP vs 19.8 MP).

Sony Alpha A5000

Sony Alpha A5000
6 years newer
$498 16-50mm lens

Significant advantages of the A5000 (vs the Stylus 840)

  • Much larger screen: 3" vs 2.7"
  • Supports 24p
  • Has a flip-out screen

Significant disadvantages of the A5000 (vs the Stylus 840)

  • No image stabilization: None vs
    1. Lens

common strengths of the A5000 and Stylus 840

  • Fairly small: Compact (110×63×36 mm) vs Compact (96×57×24 mm)
  • Very light: 210 g vs 170 g
  • Thin: 1.4" vs 0.9"

Olympus OM-D E-M10 II

Olympus OM-D E-M10 II
7 years newer

Significant advantages of the E-M10 II (vs the Stylus 840)

  • Much larger screen: 3" vs 2.7"
  • Much higher resolution screen: 1,040k dots vs 230k dots
  • Has a touch screen

Significant disadvantages of the E-M10 II (vs the Stylus 840)

  • Worse image stabilization:
    1. Sensor shift
    vs
    1. Lens
  • Significantly thicker: 1.9" vs 0.9"
  • Significantly heavier: 390 g vs 170 g

common strengths of the E-M10 II and Stylus 840

  • Fairly small: Standard size (120×83×47 mm) vs Compact (96×57×24 mm)
  • Thin: 1.9" vs 0.9"
  • Light weight: 390 g vs 170 g

compared toEntry-level DSLR competitors

Canon Rebel T4i

Canon Rebel T4i
4 years newer

Significant advantages of the T4i (vs the Stylus 840)

  • None found

Significant disadvantages of the T4i (vs the Stylus 840)

  • None found

common strengths of the T4i and Stylus 840

  • None found

Canon Rebel T3

Canon Rebel T3
3 years newer
$394 18-55mm lens

Significant advantages of the T3 (vs the Stylus 840)

  • None found

Significant disadvantages of the T3 (vs the Stylus 840)

  • None found

common strengths of the T3 and Stylus 840

  • None found