Pentax K-50 vs. Pentax K-S1 vs. Pentax K-30

Side by side
3 cameras compared
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Aug 25, 2014
Jun 12, 2013
Aug 27, 2014
May 21, 2012
 
Body only: $599/£529; body with 18-55mm WR lens: $779/£599; body with 18-55mm and 50-200m WR lenses: $879
$749 / £549 (body only), $799 / £599 (with 18-55mm lens)
Body: US $849.95, with 18-55mm kit lens: $899.95
 
Compact SLR
Mid-size SLR
Mid-size SLR
Reinforced polycarbonate over stainless steel chassis
Composite
Reinforced polycarbonate over stainless steel chassis
 
4928 x 3264
5472 x 3648
4928 x 3264
4224 x 2816, 3456 x 2304, 2688 x 1792
4224 x 2816, 3456 x 2304, 3072 x 2448, 1920 x 1080
4224 x 2816, 3456 x 2304, 2688 x 1792
3:2
3:2
3:2
16 megapixels
20 megapixels
16 megapixels
17 megapixels
20 megapixels
17 megapixels
APS-C (23.7 x 15.7 mm)
APS-C (23.5 x 15.6 mm)
APS-C (23.7 x 15.7 mm)
CMOS
CMOS
CMOS
PRIME M
Prime MII
Prime M
sRGB, AdobeRGB
sRGB, AdobeRGB
sRGB, AdobeRGB
Primary color filter
Primary color filter
Primary color filter
 
Auto, 100 to 51600, in 1, 1/2, 1/3 EV steps
Auto, 100 - 51200
Auto, 100 to 12800, in 1, 1/2, 1/3 EV steps (25600 Extended)
 
 
25600
9
9
9
Yes (3)
Yes
Yes (3)
Sensor-shift
Sensor-shift
Sensor-shift
 
3-axis
 
RAW
RAW
RAW
Good, Better, Best
Good, Better, Best
Good, Better, Best
  • RAW (DNG)
  • JPEG (EXIF 2.3)
  • DCF 2.0 compliant
  • DPOF
  • PIM III
  • JPEG (Exif v2.3, DCF 2.0 compliant)
  • Raw (PEF/DNG)
  • RAW (DNG)
  • JPEG (EXIF 2.3)
  • DCF 2.0 compliant
  • DPOF
  • PIM III
 
  • Contrast Detect (sensor)
  • Phase Detect
  • Multi-area
  • Center
  • Tracking
  • Single
  • Continuous
  • Face Detection
  • Live View
  • Contrast Detect (sensor)
  • Phase Detect
  • Multi-area
  • Center
  • Selective single-point
  • Tracking
  • Single
  • Continuous
  • Face Detection
  • Live View
  • Phase Detect
  • Multi-area
  • Tracking
  • Single
  • Continuous
  • Face Detection
  • Live View
 
Yes
 
No
No
No
Yes
Yes
Yes
11
11
11
Pentax KAF2
Pentax KAF2
Pentax KAF2
1.5×
1.5×
1.5×
 
Fixed
Fixed
Fixed
3
3
3
921,000
921,000
921,000
No
No
No
TFT LCD monitor with brightness/color adjustment and AR coating
TFT-LCD
TFT LCD monitor with brightness/color adjustment and AR coating
Yes
Yes
Yes
Optical (pentaprism)
Optical (pentaprism)
Optical (pentaprism)
100%
100%
100%
0.92× (0.61× 35mm equiv.)
0.95× (0.63× 35mm equiv.)
0.92× (0.61× 35mm equiv.)
 
30 sec
30 sec
30 sec
1/6000 sec
1/6000 sec
1/6000 sec
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
  • Hyper Program (P)
  • Sensitivity Priority (Sv)
  • Shutter Priority (Tv)
  • Aperture Priority (Av)
  • Shutter & Aperture Priority (TAv)
  • Hyper Manual (M)
  • Bulb (B)
  • User (U1, U2)
  • Scene (SCN)
  • Auto Picture (AUTO)
  • Movie
  • Program
  • Sensitivity Priority
  • Shutter Priority
  • Aperture Priority
  • Shutter & Aperture Priority
  • Manual
  • Bulb
  • Hyper Program (P)
  • Sensitivity Priority (Sv)
  • Shutter Priority (Tv)
  • Aperture Priority (Av)
  • Shutter & Aperture Priority (TAv)
  • Hyper Manual (M)
  • Bulb (B)
  • User (U1, U2)
  • Scene (SCN)
  • Auto Picture (AUTO)
  • Movie
  • Portrait
  • Landscape
  • Macro
  • Moving Object
  • Night Scene Portrait
  • Sunset
  • Blue Sky
  • Forest
  • Night Scene
  • Night Scene HDR (JPG)
  • Night Snap
  • Food
  • Pet
  • Kids
  • Surf & Snow
  • Backlight Silhouette
  • Candlelight
  • Stage Lighting
  • Museum
  • Portrait
  • Landscape
  • Macro
  • Moving Object
  • Night Scene Portrait
  • Sunset
  • Blue Sky
  • Forest
  • Night Scene
  • Night Scene HDR
  • Night Snap
  • Food
  • Pet
  • Kids
  • Surf & Snow
  • Backlight Silhouette
  • Candlelight
  • Stage Lighting
  • Museum
  • Portrait
  • Landscape
  • Macro
  • Moving Object
  • Night Scene Portrait
  • Sunset
  • Blue Sky
  • Forest
  • Night Scene
  • Night Scene HDR (JPG)
  • Night Snap
  • Food
  • Pet
  • Kids
  • Surf & Snow
  • Backlight Silhouette
  • Candlelight
  • Stage Lighting
  • Museum
Yes (Pop-up)
Yes (Pop-up)
Yes (Pop-up)
12.00 m (at ISO 100)
10.00 m (at ISO 100)
12.00 m (at ISO 100)
Yes (Hot-shoe, Wireless)
Yes (via hot shoe)
Yes (Hot-shoe, Wireless)
Auto, On, Off, Red-eye, Slow Sync, Slow Sync+Redeye, Trailing Curtain Sync, Wireless
Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual
Auto, On, Off, Red-eye,Slow Sync, Slow Sync+ Redeye, Trailing Curtain Sync, Wireless
1/180 sec
1/180 sec
 
  • Single
  • Continuous (Hi, Lo)
  • Self-Timer (12s, 2s)
  • Remote (0s, 3s, continuous)
  • Auto Bracketing (3 frames, standard, timer, remote)
  • Single
  • Continuous (Hi, Lo)
  • Self-Timer
  • Remote
  • Exposure bracketing
  • Single
  • Continuous (Hi, Lo)
  • Self-Timer (12s, 2s)
  • Remote (0s, 3s, continuous)
  • Auto Bracketing (3 frames, standard, timer, remote)
6.0 fps
5.4 fps
6.0 fps
Yes ( 2 or 12 seconds)
Yes ( 2 or 12 seconds)
Yes ( 2 or 12 seconds)
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
±5 (at 1/3 EV, 1/2 EV steps)
±5 (at 1/3 EV, 1/2 EV steps)
±5 (at 1/3 EV, 1/2 EV steps)
±3 (3 frames at 1 EV steps)
±3 (3 frames at 1/3 EV, 1/2 EV steps)
±2 (3 frames at 1/3 EV, 1/2 EV steps)
No
No
No
 
1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps)
1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps)
1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps)
MPEG-4, H.264
H.264
MPEG-4, H.264
Mono
Stereo
Mono
Mono
Mono
Mono
 
SD/SDHC/SDXC
SD/SDHC/SDXC
SD/SDHC/SDXC
 
USB 2.0 (480 Mbit/sec)
USB 2.0 (480 Mbit/sec)
USB 2.0 (480 Mbit/sec)
No
Yes (micro-HDMI)
No
 
No
 
 
No
 
Eye-Fi Connected
Eye-Fi Connected
Eye-Fi Connected
Yes (optional, wired or wireless)
Yes (via optional wireless remote)
Yes (optional, wired or wireless)
 
Yes (Weather and dust resistant)
No
Yes (Weather and dust resistant)
Battery Pack
Battery Pack
Battery Pack
D-LI109 lithium-ion rechargeable (4 x AA with optional adapter)
D-LI109 lithium-ion battery and charger
Lithium-Ion D-LI109 rechargeable battery & charger or 4 x AA batteries (with the optional AA battery holder D-BH109)
410
410
410
650 g (1.43 lb / 22.93 oz)
558 g (1.23 lb / 19.68 oz)
650 g (1.43 lb / 22.93 oz)
130 x 97 x 71 mm (5.12 x 3.82 x 2.8)
121 x 93 x 70 mm (4.76 x 3.66 x 2.76)
130 x 97 x 71 mm (5.12 x 3.82 x 2.8)
 
Yes
Yes
Yes
Yes (999 shots, 3 sec to 24 hr interval, time delay)
 
Yes (999 shots, 3 sec to 24 hr interval, time delay)
Optional
Optional
Optional
O-GPS1
O-GPS-1
O-GPS1