Ok guys/gals, which Sprint phone is cheapest ($50ish)??

Alcatel OneTouch Conquest™ LTE
Alcatel OneTouch Elevate TD-LTE
Alcatel OneTouch Pixi 3
Alcatel OneTouch Pixi 7

Apple iPad Air
Apple iPad Air 2
Apple iPad Mini
Apple iPad Mini 2
Apple iPad Mini 3
Apple iPad Mini 4
Apple iPad Mini Retina
Apple iPad Retina
Apple iPhone 4
Apple iPhone 4s
Apple iPhone 5
Apple iPhone 5c
Apple iPhone 5s
Apple iPhone 6
Apple iPhone 6 Plus
Apple iPhone 6s
Apple iPhone 6s Plus

Cool pad 5560S
Cool Pad 801E

HTC Desire 4G
HTC Desire 510
HTC Desire 6275
HTC Desire 816 4G
HTC Evo 3D
HTC EVO 4G
HTC Evo 4G LTE
HTC Evo Design 4G
HTC Evo Shift 4G
HTC EVO View 4G
HTC Hero
HTC Hero 200
HTC One E8
HTC One M7
HTC One M8
HTC One M9
HTC One Max 4G LTE
HTC One SV
HTC One V
HTC Wildfire
HTC Wildfire S

Huawei Ascend II
Huawei Nexus 6P
Huawei Union Y538

Kyocera Event
Kyocera Hydro
Kyocera Hydro
Kyocera Hydro EDGE
Kyocera Hydro Icon
Kyocera Hydro Plus
Kyocera Hydro Vibe
Kyocera Milano
Kyocera Rise
Kyocera Torque
Kyocera Torque XT

LG G Flex
LG G Flex2
LG G Pad F 7.0
LG G Stylo
LG G2
LG G3
LG G3 Vigor
LG G4
LG Mach
LG Marquee
LG Nexus 5
LG Nexus 5X
LG Optimus Elite
LG Optimus F3
LG Optimus F7
LG Optimus G
LG Optimus S
LG Optimus Slider
LG Optimus V
LG Realm
LG Tribute
LG Tribute 2
LG Viper
LG Volt
LG Volt 2

Motorola Admiral
Motorola DROID PRO
Motorola Moto E
Motorola Moto E 2nd Gen 4G TD-LTE
Motorola Moto G
Motorola Moto G 3rd Gen 2015 TD-LTE
Motorola Moto X
Motorola Moto X Custom
Motorola Moto X Pure 2015
Motorola Nexus 6
Motorola Photon 4G
Motorola Photon Q 4G LTE
Motorola Triumph
Motorola XPRT

Samsung Conquer 4G
Samsung Epic 4G
Samsung Galaxy Discover
Samsung Galaxy Gear S
Samsung Galaxy Grand Prime
Samsung Galaxy Mega
Samsung Galaxy Nexus
Samsung Galaxy Note 3
Samsung Galaxy Note 4
Samsung Galaxy Note 5
Samsung Galaxy Note Edge
Samsung Galaxy Note II
Samsung Galaxy Prevail
Samsung Galaxy Reverb
Samsung Galaxy Ring
Samsung Galaxy Rush
Samsung Galaxy S4
Samsung Galaxy S4 Mini
Samsung Galaxy S4 Tri-Mode
Samsung Galaxy S5
Samsung Galaxy S6
Samsung Galaxy S6 Edge
Samsung Galaxy S6 Edge Plus
Samsung Galaxy SII
Samsung Galaxy SIII
Samsung Galaxy Tab
Samsung Galaxy Tab 2
Samsung Galaxy Tab 3
Samsung Galaxy Tab 4 7.0
Samsung Galaxy Tab S 10.5"
Samsung Intercept
Samsung Mesmerize
Samsung Moment
Samsung Nexus S 4G
Samsung Replenish
Samsung Transform
Samsung Transform Ultra
Samsung Victory 4G LTE

Sanyo M9300
Sanyo Zio

Sharp Aquos Crystal

Sprint Moto E 2nd Gen 4G TD-LTE
Sprint Optik™
Sprint Optik™ 2
Sprint Vital
Sprint Vital™

Unimax MXE-675
Unimax U670C

ZTE Awe
ZTE Boost MAX
ZTE Boost MAX+
ZTE Engage MT
ZTE Flash
ZTE Force
ZTE Fury
ZTE Reef
ZTE Source
ZTE Speed™
ZTE sPro Android Smartprojector
ZTE Warp
ZTE Warp 4G LTE
ZTE Warp Elite
ZTE Warp Sequent
ZTE Warp Sync